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power triodes due to renewed interest in tube-type audio equipment by audiophiles who prefer the sound of tube-based electronics. The name "triode" was...

started producing hard vacuum triodes (which were branded Pliotrons) in 1915. Langmuir patented the hard vacuum triode, but de Forest and AT&T successfully...

was introduced. The 12AX7 is a twin triode basically composed of two of the triodes from a 6AV6, a double diode triode. The 6AV6 is a miniature repackaging...

metal, with a ceramic base. Triodes and a few tetrodes and pentodes were made; nuvistor tetrodes were taller than triodes. Nuvistors are among the highest-performing...

required r triodes. (Larger radices required 2r triodes arranged as r flip-flops, as in ENIAC's decimal counters.) So the number of triodes in a numerical...

Frank (1963). Nanowatt logic using field-effect metal-oxide semiconductor triodes. 1963 IEEE International Solid-State Circuits Conference. Digest of Technical...

can thus operate with more poorly stabilized supplies than triodes. Pentodes and triodes (and tetrodes) do have essentially similar relationships between...

Low-mu triode, octal base. L610 – Directly heated, Low-mu RF triode, British 4-pin base. MT7A, MT7B – Large radiation-cooled transmitting triodes used in...

several triodes. Large ring counters with r states required 2r triodes arranged as r flip-flops, as in ENIAC's decimal counters, which use 20 triodes per...

6SN7 is a dual triode vacuum tube with an eight-pin octal base. It provides a medium gain (20 dB). The 6SN7 is basically two 6J5 triodes in one envelope...

The later vacuum triodes allowed the signal to be amplified to any desired level, typically by feeding the amplified output of one triode into the grid of...

progress made in Germany and delivered samples of the latest American triodes, but again none of them met the demands of the Army. The problems were...

and plate current. Amplifying tubes containing control grids, such as triodes, tetrodes, pentodes, and beam tetrodes, are represented by families of...

similar to 6AL5, double triode high-mu similar to 12AT7. Designed for FM stereo multiplex service. 6BK11 triple triode. Two of the triodes are similar to 12AX7...

triode amplifier (abbreviated to DHT SET) is used when directly heated triodes are used. There are also single-ended tetrode, beam tetrode/beam power...

manufacturer's literature as 2.5 pF, which is higher than many other triodes of the era, while many triodes of the 1920s had figures which are strictly comparable,...

not single triodes, but massive banks of paralleled triodes. Simple OTL amplifiers, for example Atma-Sphere M-60, employ 8 double triodes of 6AS7 type...

built from them are quite slow compared to electronic devices. The fluidic triode, an amplification device that uses a fluid to convey the signal, has been...

The type 955 triode "acorn tube" is a small triode thermionic valve (vacuum tube in USA) designed primarily to operate at high frequency. Although data...

than a triode. Radio frequency amplifier circuits using triodes were prone to oscillation due to the grid to anode capacitance of the triode. In the...

the VVA "effect" increases with increasing drive. This is a high-mu dual triode that is generally incorporated into an RC coupled class A audio pre-amplifier...

Soviet IV-15 can (like a VFD panel) be used as triodes. The DM160 is thus the smallest VFD and smallest triode valve. The IV-15 is slightly different shape...

and 12AT7/ECC81 which are both R.F. devices operating up to VHF. Double triodes of the 12AU7 family have a center-tapped filament for use in either 6.3V...

A TRIAC (triode for alternating current; also bidirectional triode thyristor or bilateral triode thyristor) is a three-terminal electronic component that...

used only triodes when he invented the superheterodyne receiver. One triode operated in a conventional oscillator circuit. Another triode acted as a...

voltage amplification. The long-tail resistor couples the two triodes. The right triode uses common grid circuit which has low input impedance, high output...

of valves for amplifier applications. Popular low power tubes were dual triodes (ECCnn, 12Ax7 series) plus the EF86 pentode, and power valves were mostly...

in N-JFET due to a small voltage VDS (that is, in the linear or ohmic or triode region) is given by treating the channel as a rectangular bar of material...

Princeton, the 1948 tweed-covered "TV front," used one 6SL7 or 6SC7 dual-triode tube to provide two stages of RC-coupled voltage amplification in the preamplifier...

and plate current. Amplifying tubes containing control grids, such as triodes, tetrodes, pentodes, and beam tetrodes, are represented by families of...

In electronics, power amplifier classes are letter symbols applied to different power amplifier types. The class gives a broad indication of an amplifier's...

from the tube interacting with the inductance of the output transformer. Triodes (and MOSFETs) produce a monotonically decaying harmonic distortion spectrum...

Engineers Medal of Honor "for his early work on oscillating circuits employing triode tubes" and for his work in information theory (which largely paralleled...

invention of tungsten filament was also applied in improving early diodes and triodes. He died in Zagreb (at the time Kingdom of Yugoslavia). Moser, Josip (January...

A double diode triode is a type of electronic vacuum tube once widely used in radio receivers. The tube has a triode for amplification, along with two...

intended to control current in solid-state diodes and convert them into triodes. Success came after World War II, when the use of silicon and germanium...

6Н3П) is a Russian-made direct equivalent of the 2C51 medium gain dual triode vacuum tube. It may be used as an amplifier, mixer, oscillator or multivibrator...

The early Audion (triode) tube is visible at right. One of the BBC's first broadcast transmitters, early 1920s, London. The 4 triode tubes, connected in...

enlarge or expand), were first used for this new capability around 1915 when triodes became widespread. The amplifying vacuum tube revolutionized electrical...

the application of voltage stabilizers. They proposed a cascade of two triodes (the first one with a common cathode setup, the second one with a common...

Balance" band-type dual-channel tuning/level indicator, two DC amplifier triodes and one electron gun for two separate screen anodes, noval B9A base, mainly...

the VCR resistor moving out of the linear triode region (or operated in a less than perfectly linear triode region), uneven amplification of the input...

Pentecostarion is called the Flowery Triodion even though it contains no triodes. Triodes and tetraodes are also found during certain Forefeasts and Afterfeasts...

manufacturers. The thermionic triode, a vacuum tube invented in 1907, enabled amplified radio technology and long-distance telephony. The triode, however, was a fragile...

miniature vacuum tube, produced as a combination of two sections - medium-mu Triode and sharp-cutoff Pentode - in one envelope. Each of the sections has a separate...

6SL7/6SN7 dual triodes from being issued with metal envelopes, as such valves need three connections (cathode, grid, anode) for each triode (making six total)...

Airport, Alabama — former FAA LID code: 2A3 a Power triode commonly used in Single-ended triode (SET) amplifiers This disambiguation page lists articles...

Combined triode-diode. B (Russian: Б) – Combined diode-pentode. F (Russian: Ф) – Combined triode-pentode. I (Russian: И) – Combined triode-hexode, triode-heptode...

five criteria simultaneously: All four stages must use triodes; the output stage may use triode-connected tetrodes or pentodes; Output stage must operate...

Fourchestra (2018) With others Be the Change, R. Prasanna (2004) Chunked, The Triodes (2009) Harlem River Blues, Justin Townes Earle (2010) Natural History,...

UN955 Larger, higher-power types such as the 316A, 368A, 388A, and 703A triodes and the 713A and 717A pentodes were referred to as Doorknob tubes. The...

unit area. The transition from the exponential subthreshold region to the triode region is not as sharp as the equations suggest.[verification needed] Criteria:...

definition. Active components include amplifying components such as transistors, triode vacuum tubes (valves), and tunnel diodes. Passive components cannot introduce...

triode could be used was limited by the spacing between internal components. Even with the smallest of spacing, the frequency limit of early triodes was...

The 5965 is a miniature twin triode vacuum tube (thermionic valve) "designed for use in high-speed digital computers". According to an MIT Project Whirwind...

Bardeen, J.; Brattain, W.H. (15 July 1948). "The Transistor, A Semiconductor Triode". Physical Review. 74 (2). American Physical Society: 230–231. Bibcode:1948PhRv...

Pearls That Were (privately printed, distributed through Equipage, 1999) Triodes (Barque, 2000) Unanswering Rational Shore (Object Permanence, 2001) Acrylic...

In electronics, the 300B is a directly-heated power triode vacuum tube with a four-pin base, introduced in 1938 by Western Electric to amplify telephone...

the reference value of 1.0. Early tube-based color TV sets used a ballast triode, such as the PD500, as a parallel shunt stabilizer for the cathode-ray tube...

December 2004. Accessed 2009-08-23. White, Steve. "Electric Valves: Diodes, Triodes, and Transistors". zipcon.net. Archived from the original on 25 August...

respectively. Later, when the control grid element was added to create the triode tube, it was logically assigned the letter "C" and supplied from a "C" battery...

normal rated maximum. Valve amplifiers—particularly those using class-A triodes—tend to produce asymmetric soft clipping that creates both even and odd...

pumps: the conventional or standard diode pump, the noble diode pump and the triode pump. A standard diode pump is a type of ion pump employed in high vacuum...

The 6DJ8 is a miniature nine-pin medium-gain dual-triode vacuum tube. It is distinguished by its very high transconductance, mostly the result of its frame...

vacuum tube, combining a pentode and triode. Typically, the pentode was used for the input stage, and the triode as a phase inverter. The tube was used...

varying with temperature. TRIAC: Also depends on the configuration. Triodes: triodes cut off when applied grid bias is too low. This will be a negative...

The 845 power triode is a radio transmitting vacuum tube which can also be used as an audio amplifier and modulation tube. Typically, the plate is machined...

bulletin describing how to retrofit existing sets to use the newer UX-199 triodes. Because of the rarity of the WD-11, it has become one of the most valuable...

with Lee de Forest, a leading manufacturer of triodes sold under the Audion brand. Before 1915, triode vacuum tubes were spherical or shaped like an incandescent...

Partridge Public Address Manuals of the time, which used Osram's DA30 power triodes in push-pull for 45 watts output. During the latter part of the Second...

Frank (1963). "Nanowatt logic using field-effect metal-oxide semiconductor triodes". 1963 IEEE International Solid-State Circuits Conference. Digest of Technical...

PMOS transistors have four modes of operation: cut-off (or subthreshold), triode, saturation (sometimes called active), and velocity saturation. While PMOS...

diagram shows a typical TRF receiver. This particular example uses six triodes. It has two radio frequency amplifier stages, one grid-leak detector/amplifier...

A, a pair of diodes with common cathode B, and a triode C. There were many ECCnn(n) 6.3V dual triodes. It was the usual practice for power transformers...

another winding and used to power the filament of another diode-connected triode, which thus acts as a variable conductance element changing the output amplitude...

vehicle tracker, What are the easily overlooked components? take a look at triodes!". AOVX. 17 February 2022. Retrieved 18 September 2025. "GPS Tracking Device...

bit at a time. Most of CSIRAC's approximately 2000 valves were type 6SN7 triodes, type 6V6 tetrodes, type KT66 tetrodes, and type EA50 diodes. George Semkiw...

inverters and oscilloscope sweep circuits. One miniature thyratron, the triode 6D4, found an additional use as a potent noise source, when operated as...

digits; each digit required 36 vacuum tubes, 10 of which were the dual triodes making up the flip-flops of the ring counter. Arithmetic was performed...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

(vacuum and solid state), Microchannel plate detectors, transistors, and triodes, so that high frequencies from the signal do not leak into a common power...

nine-pin medium-gain (60) dual-triode vacuum tube popular in guitar amplifiers. It belongs to a large family of dual triode vacuum tubes which share the...

military signals at the then-very high frequencies of 500 to 3500 kHz. The triode vacuum tube amplifiers of the day would not amplify stably above 500 kHz;...

a type of double vacuum triode for audio power amplifiers. A triple-twin contained two dissimilar, directly coupled triodes in a common envelope. To...

produced by companies such as Crosley. The introduction of the audion (triode) made amplification possible and enabled louder reception, but early vacuum...

pair of water-cooled 4220-B triodes. These needed a 12,000 volt supply. This was driven by a pair of type 4015-A triode valves cooled by air. The power...

practical amplifying electrical component, the triode vacuum tube (or "valve" in British English) in 1907. The triode was a three-terminal device with a control...

When Miller published his work in 1919, he was working on vacuum tube triodes. The same analysis applies to modern devices such as bipolar junction and...

gives efficiency and distortion that is a good compromise between triode (or triode-strapped) power amplifier circuits and conventional pentode or tetrode...

a pair of 6L6GC beam tetrodes for the power section and two 12AX7 dual triodes for the preamp section. One additional 12AX7 tube is utilized for the phase...

viscosity in fluid mechanics The amplification factor or voltage gain of a triode vacuum tube The electrical mobility of a charged particle The rotor advance...

night vision "sniperscopes". 2C39--"Oilcan" type planar triode. 2C43--"Lighthouse" type planar triode. 2D21—Miniature glass tetrode thyratron used in jukeboxes...

published their results in 1962 and called their device the "hot electron" triode structure with semiconductor-metal emitter. The Schottky diode went on to...

in its shipboard receivers until around 1916 when it was replaced by the triode. The Fleming valve proved to be the start of a technological revolution...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

transistor, a device to amplify currents in nanoelectronics Single-ended triode, a type of electronic amplifier Set!, a programming syntax in the scheme...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

are the plates of many individual triode vacuum tubes sharing the same vacuum enclosure. The grids of the triodes are arranged so that only one digit...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

mementos." Pierce's review praised the volume on klystrons and microwave triodes for including "valuable material, both experimental and theoretical, which...

the physical layout of the drum to optimize speed. Latches built out of triode vacuum tubes, and later, out of discrete transistors, were used for smaller...

Two indirectly-heated cathodes (orange heater strip) in ECC83 dual triode tube...

homage to Lee de Forest, the inventor of the Audion (also known as the triode tube), who is considered to have opened the world to electronic development...

(for metallic species). The vacuum chamber can be of two types - diode and triode type depending upon whether the power supply is applied to the substrate...

magic eye tube is a miniature cathode ray tube, usually with a built-in triode signal amplifier. It usually glows bright green, (occasionally yellow in...

6Н2П), also sometimes spelled in English "6H2Pi", is a miniature 9-pin dual triode vacuum tube manufactured in USSR, Russia and China with characteristics...

and Lee De Forest independently developed the amplifier tube, called the triode. In 1920, Albert Hull developed the magnetron which would eventually lead...

relay tubes, dekatrons and nixie tubes. Thyratrons can also be used as triodes by operating them below their ignition voltage, allowing them to amplify...

invented the first practical electronic amplifier, the three-element "Audion" triode vacuum tube in 1908. This helped start the Electronic Age, and enabled the...

methods, by changing the electrolyte concentration or pH value. Nanofuidic triode is a three-terminal double junction nanofluidic device composed of positive-charged...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

the current). Pentodes and screen-grid tetrodes exhibit more noise than triodes because the cathode current splits randomly between the screen grid and...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Department of Physics, Chemistry and Biology, p. 41 A video of a flame being used as a rectifier in a simple AM radio Using a flame as a triode amplifier...

multiple dial tuned radio frequency receivers using low amplification factor triodes with directly heated cathodes were the contemporary technology. The Zenith...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

sensor on a Landsat satellite Terametre (Tm), equal to 1012 metres TM (triode) (from French Telegraphie Militaire), standard small-signal vacuum tube...

(mostly type CV2179/A2134 pentodes, EL81 pentodes and CV2493/ECC88 double triodes) and 2000 germanium diodes. Nineteen Mercuries were sold before Ferranti...

3000 germanium diodes. It has a total of about 450 tubes, mostly dual triodes. Its magnetic drum memory holds 2,160 words of twenty-nine bits. Average...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

United States AC operated triode vacuum tubes with the production of the Rogers R30 and R32. RCA would market the UX-226 AC triode in September 1926. In 1928...

used for this purpose, they are called "Controlled Avalanche Transit-time Triodes" (CATTs). Avalanche mode switching relies on avalanche multiplication of...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

wasn't the only tube which could generate dynatron oscillations. Early triodes also had secondary emission and thus negative resistance, and before the...

Fleming valve and the triode could also rectify AM signals, crystals were the simplest, cheapest AM detector. During World War I the triode vacuum tube, the...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

added tremolo circuit driven by one side of a dual-triode 12AX7 which replaced the Harvard's single-triode 6AV6/6AT6, and was built into a Deluxe cabinet...

this figure are not the same as used in the patent. The vacuum tubes indicated in Hewlett's patent were pentodes rather than the triodes shown here....

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

is the principle used in vacuum tubes to amplify electrical signals. The triode vacuum tube developed between 1907 and 1914 was the first electronic device...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

is much less noisy than other pentodes, but slightly noisier than some triodes at about 2 μV equivalent input noise to 10 kHz. Although used in circuits...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

a voltage amplification stage (pentode or twin triode) and a phase-splitter (twin triode). Twin triodes with two identical sections in one envelope are...

weekday Matins in the Triodion contain only three odes and so are known as "triodes", after which the Triodion takes its name. The period that the book covers...

τρία (tría), τριάς atritonic, triad, triadic, Triassic, tricycle, trigon, triode, tripod, trisyllabic, tritonic tri- three Latin trēs triangle, triumvirate...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

1958 model 5F1 featured an 8". The 5E1 and 5F1 circuits used a 12AX7 dual triode in the preamplifier to provide two stages of voltage amplification, and...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

also reducing harmonics. For a fixed anode voltage the anode current of a triode can be described by the following equation I a n o d e = K 1 ⋅ ( E g r i...

until the 1940s and 1950s due to a lack of adequate sources, since the triode vacuum tube (valve) electronic oscillator used in radio transmitters could...

anode current vs. anode voltage indicating high anode output impedances. Triodes show a stronger relationship between anode voltage and anode current. The...

practical use in recording. In 1906, Lee De Forest invented the Audion triode vacuum tube, an electronic valve that could amplify weak electrical signals...

MOSFET Enhancement mode, P‑channel MOSFET Vacuum tube diode Vacuum tube triode Vacuum tube tetrode (pin letters not part of symbol) Vacuum tube pentode...

thermionic diodes included in the tube (for example the 12SQ7 double diode triode), and vacuum-tube rectifiers and gas-filled rectifiers were capable of handling...

(vacuum) measuring device for the region from 10−3 to 10−10 Torr. It is a triode, with the filament being the cathode. Note: Principles are mostly the same...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

de Forest (1873–1961), physicist & electrical engineer, inventor of the triode Roy Del Ruth (1893–1961), movie director Carmen Dragon (1914–1984), composer...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

electron gun like a klystron, but with a control grid in front of it like a triode, with a very close spacing of around 0.1 mm. The high frequency RF voltage...

produced 35 watts per channel. The driver circuit had a single 7199 pentode/triode tube per channel and used the driver tube to handle both voltage amplification...

methodology, octode, parodos, pentode, period, periodic, synod, tetrode, triode hol- whole Greek ὅλος (hólos), ὁλικός (holikós) catholic, holiatry, holism...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

containing a gate structure that can shut down anode current flow TRIAC: Triode for Alternating Current: A bidirectional switching device containing two...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Triac may refer to: TRIAC (triode for alternating current), an electronics component Triac (car), a concept car by Green Vehicles Inc. Tiratricol, a common...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Electronic Program-controlled by patch cables and switches Yes Vacuum tube triode flip-flops Manchester Baby (UK) June 1948 Binary Electronic Binary program...

system included the following: The transmitter used dual WL530 water-cooled triodes configured as a high power push-pull resonant-line oscillator. The grids...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Cutaway diagram of a triode vacuum tube, showing the plate (anode)...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

6N1P (Russian: 6Н1П) is a Russian-made miniature 9-pin medium gain double triode vacuum tube intended for use as a line audio amplifier and cathode driver...

response Transistor tester Tests transistors Tube tester Tests vacuum tubes (triode, tetrode etc.) Wattmeter Measures power in a circuit Vectorscope Displays...

screen-grid has 0% of the plate's output signal impressed on it), or a triode, in which the screen-grid is connected to the plate (i.e. the screen-grid...

capacitor and tapped loading coil selected the incoming signal. The first triode amplified the RF signal and coupled it to the detector stage through an...

Zener diode CQY97 – light emitting diode ECC83 – 6.3 volt heater noval dual triode A63EAA00XX01 – Color TV picture tube SAA1300 – Digital integrated circuit...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

regime when anode and screen grid have the same voltage at idle. However, in triode mode anode voltage never goes below screen grid voltage, so 400–450 volts...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

frequency performance of amplifying devices. The screen grid was added to triode vacuum tubes in the 1920s to reduce parasitic capacitance between the control...

typically the local-oscillator. In 1921, a balanced modulator using dual triodes was described for carrier telephony. Single-balanced mixers also cancel...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

There were several different types made by Teltron including a diode, a triode, a Maltese Cross tube, a tube demonstrating electron diffraction, a simple...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

The computer was built using 6000 vacuum tubes, where about 3500 were triodes and 2500 were diodes. The system occupied 60 m2 (646 square feet) of space...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

MaRLo and Haliene - Say Hello (Reaching Altitude, Armada Music) MaRLo, Triode and Haliene - Castles in the Sky (Central Station Records) Will Sparks and...

signals for an audible tone. The 70 centimeter EC-3 radar used a pair of triodes with a resonant cavity, simulating a magnetron. In cooperation with the...

affect ICA and, indirectly, VREF, just like they do in transistors or triodes. For a given fixed ICA, a 1 V rise in VCA must be offset with ≈1.4 mV (2...

these machines were huge and complex. After Lee de Forest invented the triode in 1907 metal detectors used vacuum tubes to operate and became more sensitive...

but his invention was never commercialized. In addition to improving the triode vacuum valve, he developed directional loudspeakers. Tigerstedt also predicted...

Frank (1963). Nanowatt logic using field-effect metal-oxide semiconductor triodes. 1963 IEEE International Solid-State Circuits Conference. Digest of Technical...

used method of transmitting electrical signals over wires Single-ended triode, an audio amplifier Single-ended playing card This disambiguation page lists...

them a good match for very low-powered amplifiers, such as single-ended triode amps or other tube amplifiers. After WWII, some early hi-fi fans went so...

minute. AM broadcast in the US are spaced at 10 kHz. Inventions of the triode amplifier, motor–generator, and detector enabled audio radio. The use of...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

more compact miniature tubes, starting with the IBM 604 in 1948. 5965, a triode developed for early digital computers 25L6, a tetrode found in early computers...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

this figure are not the same as used in the patent. The vacuum tubes indicated in Hewlett's patent were pentodes rather than the triodes shown here....

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Adrian in 1925 from a set of crosscut muscle fibres. Using a thermionic triode valve amplifier with 1850 amplification, Adrian noticed that when the muscle...

working with such pulses. This was often expensive, requiring several triodes. For systems that required less power, like the smaller radars mounted...

controller or AC regulator is an electronic module based on either thyristors, triodes for alternating current, silicon-controlled rectifiers or insulated-gate...

The same result was achieved historically by the pentagrid converter or a triode and hexode in a single tube, but can be implemented in transistor radios...

long-lasting, practical electric light bulb; Lee de Forest, inventor of the triode vacuum tube and Phonofilm; Herbert Kalmus, inventor of Technicolor; Auguste...

Collection of early triode vacuum tubes belonging to American inventor Lee De Forest, the inventor of the triode, from 1920 (Picture from: Hendrik van...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

compulsory sterilization for eugenic purposes on the statute book. The triode thermionic amplifier invented by Lee de Forest, starting the development...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

the Bendix Corporation. It had a total of about 450 tubes (mostly dual triodes) and 300 germanium diodes. TIFR Pilot Machine 1956 TIFRAC (Tata Institute...

(February 1963). "Nanowatt logic using field-effect metal-oxide semiconductor triodes". 1963 IEEE International Solid-State Circuits Conference. Digest of Technical...

people. However, expansion of divided highways reduced the death rate. The triode tube is invented, laying the foundation for amplification and switching...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

applications started with the invention of the diode by Ambrose Fleming and the triode by Lee De Forest in the early 1900s, which made the detection of small electrical...

two way radio sets were made possible in 1917 (see TM (triode)) by the development of the triode vacuum tube, which were simple enough that the pilot in...

the ENIAC technology. By the 1950s, ring counters with a two-tube or twin-triode flip-flop per stage were appearing. Robert Royce Johnson developed a number...

The SIT has a current-voltage characteristic similar to a vacuum tube triode and it was therefore used in high-end audio products, including power amplifiers...

with a reflecting mesh. The wide-band regenerative circuit used Acorn triodes from RCA, and the receiving antenna had three pairs of dipoles and incorporated...

earphones after the first amplifying device which could drive a speaker, the triode vacuum tube, was perfected around 1913. They were used in radio receivers...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

in crossover networks and speaker cables. Older amplifiers, plus modern triode and even solid-state amplifiers with low negative feedback, will tend to...

the red phosphor emits the least amount of light. CRTs have a pronounced triode characteristic, which results in significant gamma (a nonlinear relationship...

UNIVAC 1105. System logic was done with around 3,900 vacuum tubes (mostly triodes) and 9,000 diodes, in total at least 12 distinct tube types were used in...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

electronics and radio broadcasting. Lee De Forest's subsequent invention of the triode allowed the amplification of electronic signals, which paved the way for...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

for their new invention: "Semiconductor Triode", "Solid Triode", "Surface States Triode" [sic], "Crystal Triode" and "Iotatron" were all considered, but...

transistor as the amplifying element. Armstrong's original design used a triode vacuum tube. In the Meissner variant, the LC resonant circuit is exchanged...

receiver, in which the instability-causing inter-electrode capacitance of the triode RF tubes is cancelled out or "neutralized" to prevent parasitic oscillations...

his patents. De Forest's tube developed into the triode, the first electronic amplifier. The triode was vital in the creation of long-distance telephone...

operation frequency. For example, a memory cell of the 1940s consisted of two triodes and a dozen passive components and ran at frequencies up to 200 kHz. A...

discovered that feedback ("regeneration") in the recently invented audion (triode) vacuum tube could produce oscillations. At least six researchers independently...

infringement, which in turn produced further innovation. The introduction of the triode vacuum tube enabled major receiver advances such as the regenerative circuit...

collector through a large reverse voltage allows the transistor to act as a triode amplifier. Silicon crystallises in a giant covalent structure at standard...

volts. Because of the 300 volt screen grid voltage limit, the 807 cannot be triode connected for high power applications. Failure to observe this precaution...

(320 kg). It contained approximately 1-mile (1.6 km) of wire, 280 dual-triode vacuum tubes, 31 thyratrons, and was about the size of a desk. It was not...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

"behaves like a triode tube." There is no output transformer on the SIT amps. The point of the SIT is that it behaves like a triode but at lower voltages...

diodes, and 1,500 relays, with many of the vacuum tubes containing two triode elements. The second generation of computers were transistor computers that...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

composed the solemn canons for Matins of Lazarus Saturday, Palm Sunday, the Triodes (canons with only three Canticles) which are chanted during Holy Week,...

amount of current, and changing VDS won't do much. VDS < VOV; VGS > VTH Triode (Linear) The MOSFET is delivering current in a linear relationship to the...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

vacuum tube AM radio transmitters, built by Meissner in 1913 with an early triode tube by Robert von Lieben. He used it in a historic 36 km (22 mi) voice...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Bardeen, J.; Brattain, W. H. (1948). "The Transistor, A Semi-Conductor Triode". Physical Review. 74 (2): 230–231. Bibcode:1948PhRv...74..230B. doi:10...

monument. In 1915, the plant was the second to start manufacturing TM triodes ("Télégraphie Militaire") in France, under their Métal brand (the first...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

(previous Doherty designs made by Western Electric and Continental used triodes) with the type 317B transmitter. With four subsequent revisions, more than...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

German Loewe-Audion GmbH as early as 1926, the device consisted of three triode valves (tubes) in a single glass envelope together with two fixed capacitors...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

thermionic valves (vacuum tubes) mainly 6J6s which were B7G-based double triodes. The memory consisted of a 5.5 inches (140 mm) diameter, 1 inch (25 mm)...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

(February 1963). Nanowatt logic using field-effect metal–oxide semiconductor triodes. 1963 IEEE International Solid-State Circuits Conference. Digest of Technical...

Loebe Julie, has two major innovations. Its input stage uses a long-tailed triode pair with loads matched to reduce drift in the output and, far more importantly...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

filter C1, L1, L2, C2 and is applied to the grid of the directly heated triode, V1. The capacitor C6 bypasses the RF signal around the audio transformer...

broadcasting; radio served as a point-to-point text messaging service. Until the triode vacuum tube began to be used around World War I, radio receivers had no...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Although grid-controlled mercury-arc valves bear a superficial resemblance to triode valves, mercury-arc valves cannot be used as amplifiers except at extremely...

ionization gauge is composed mainly of three electrodes acting together as a triode, wherein the cathode is the filament. The three electrodes are a collector...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

White Paper: A New Zobel Network for Audio Get more power with a boosted triode Archive of Micro-Cap website at the Wayback Machine (archived February 19...

sawtooth oscillators were also built with thyratrons. These were gas-filled triode electron tubes. These worked somewhat similarly to neon bulbs, the tube...

Anfänge von weiterem (or: Elektrizitätslehre 2. Teil). Later editions, 1943 Triode Fluid thread breakup Shared with Wilhelm Röntgen. "Physics Tree - Philipp...

nMOS transistors have four modes of operation: cut-off (or subthreshold), triode, saturation (sometimes called active), and velocity saturation. NMOS AND-by-default...

Hofstein, S.R.; Warfield, G. (1965). "The insulated gate tunnel junction triode". IEEE Transactions on Electron Devices. 12 (2): 66–76. Bibcode:1965ITED...

switching for power control application (e.g. for motor drivers) A TRIAC (triode AC), equivalent to two back-to-back SCRs, is a bidirectional switching device...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

ISSN 0024-6107. B. van der Pol: "A theory of the amplitude of free and forced triode vibrations", Radio Review (later Wireless World) 1 701–710 (1920) van der...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

coaxial configuration for frequencies from 400 to 4000 MHz. 6D4 Miniature triode thyratron (PDF) (data sheet). Sylvania. Archived from the original (PDF)...

and Lee De Forest independently developed the amplifier tube, called the triode. Electronics is often considered to have begun with the invention of the...

White Paper: A New Zobel Network for Audio Get more power with a boosted triode Archive of Micro-Cap website at the Wayback Machine (archived February 19...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

amplifier, which was a metal-clad pre-World War II pentode changed to work as a triode. These microphones had evolved from the 1928 CMV3 "bottle" mic, followed...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

volume) A 3/2-power law can be found in the plate characteristic curves of triodes. The inverse-square laws of Newtonian gravity and electrostatics, as evidenced...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

around the same time as the first triodes, and the Marconi partnership took place in the same year that the triode's ability to amplify signals was first...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

published their results in 1962 and called their device the "hot electron" triode structure with semiconductor-metal emitter. It was one of the first metal-base...

the first practical electronic coincident circuit. It employed several triode vacuum tubes, and could register coincident pulses from any number of counters...

more gain than is usual in a power pentode. Eliminating a preamplifier triode in radios made them cheaper. Manufacturers were quick to adopt it in general...

channel, the Overdrive Special uses an extra preamp tube and two additional triodes of gain following the amp's standard preamp circuit, creating a cascading-gain...

enabled the successful development of hot-cathode thyratrons (gaseous triodes) and phanotrons (gaseous diodes). In the 1918 issue of the Proceedings...

marketed in 1938, which was designed specifically to operate like a vacuum triode below its ignition voltage, allowing it to amplify analog signals as a self-quenching...

later JVM), with MIDI channel selection, half power switching, pentode/triode switching, adjustable speaker excursion, and a low volume compensation switch...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

lacked stability and was replaced with a circuit using an RCA type 955 acorn triode. The returned pulses were displayed on a cathode-ray oscilloscope, giving...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

manufactured by STC. The final stage contained three parallel 3J/261E air cooled triodes running in class C amplifier at 90% efficiency. These were driven by a...

receiver circuit in 1922, which neutralized interelectrode capacitance in triode amplifiers to prevent unwanted feedback and oscillation. The design allowed...

stable detector, but not very sensitive. Even better was a using a vacuum triode because it provided some amplification. The regenerative receiver supplied...

1946 Ralph Hartley For his early work on oscillating circuits employing triode tubes and likewise for his early recognition and clear exposition of the...

maximum signal eastwards into Europe. The GL898 valves were water/air cooled triodes utilising a three-phase heater supply and having an anode dissipation of...

The 6N14P (Russian: 6Н14П) is a miniature Russian-made medium gain dual-triode vacuum tube used in radio equipment. It serves as a low-noise cascode amplifier...

crankcase-compression two-stroke engine Lee de Forest (1873–1961), U.S. – Phonofilm, triode Yuri Nikolaevich Denisyuk (1927–2006), Russia – 3D holography Robert H....

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

figures in 1925 stating that 19% of United States homes owned a radio. The triode and regenerative circuit made amplified, vacuum tube radios widely available...

U.S.), cathode (note K, not C) and grid voltages in analyses of vacuum triode, tetrode, and pentode circuits. 4000 series 7400 series Bob Widlar Common...

Langmuir (center) in 1922 in his lab at GE, showing radio pioneer Guglielmo Marconi (right) a new 20 kW triode tube...

applications started with the invention of the diode by Ambrose Fleming and the triode by Lee De Forest in the early 1900s, which made the detection of small electrical...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

(an EZ80 or EZ81), one was a pre-amplifier pentode EF86 and one a double-triode ECC83 as phase splitter. The power amplification was handled by a pair of...

tube. The detector and first audio stage were provided by a dual diode/triode combination tube. When the detector/first audio tube contained a second...

Compare copyright notices on F-5658 (1953) and F-5604 (1954) "Federal Power Triode" datasheets Cyril Frank Elwell - Pioneer of American and European Wireless...

Two indirectly heated cathodes (orange heater strip) in ECC83 dual triode tube...

developed this into the first real tube amplifier, by creating a triode. His invention of the triode is almost simultaneously created by the American Lee de Forest...

screen grid is sometimes tied to the anode so that it becomes effectively a triode with a lower maximum power output. The KT88 was introduced by GEC in 1956...

example there is a 12AV5 (beam tetrode), 12AV6 (double diode, triode) and a 12AV7 (double triode). Second figure group is the number of useful elements (including...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

(December 1919). W. H. Eccles and F. W. Jordan (1919) "A method of using two triode valves in parallel for generating oscillations," The Electrician, vol. 8...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

such as Manuscript Gospel of the 15th century 18th century Psychofelestato triode Manuscript Gospel of the 17th century Monthly September 18th century Holy...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

in an amplifier. In vacuum-tube theory the amplification factor (μ) of a triode has a more specific meaning: it is the ratio of the change in plate voltage...

invented the Audion, initially a diode tube, in 1906, and subsequently a triode version in 1908. He was president and secretary of the De Forest Radio Telephone...

approach was rapidly superseded by the use of multi-electrode thermionic triode (valve) based oscillators. Indeed, many of the pioneers in the industry...

high power levels in the anode plates of power pentodes, tetrodes, and triodes. This irregular heat buildup leads to physical distortion of the tube's...

amplitude of an electrical signal; LCLV was named after the common name for the triode vacuum tube. A high-resolution, low-intensity light source (typically a...

the 20th century Lee De Forest (B.S. 1896, Ph.D. 1899), inventor of the triode Helen Flanders Dunbar (M.D. 1930), important early figure in U.S. psychosomatic...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Yale, Gibbs was also mentor to Lee De Forest, who went on to invent the triode amplifier and has been called the "father of radio". De Forest credited...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

cascode differential amplifier and utilizes a pair of conventional dual triode tubes. The circuit produces harmonic distortion similar to that of an overdriven...

Accumulator (AC) and Multiplier/Quotient (MQ). It used 1,700 vacuum tubes (triode types: 6J6, 5670, 5687, a few diodes: type 6AL5, 150 pentodes to drive the...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

the famous "Williamson amplifier" by D.T.N Williamson - using a pair of triode-connected KT66 kinkless power tetrodes (very similar to the American 6L6)...

Audion is an electronic amplifier device and was the forerunner of the triode, in which the current from the filament to the plate was controlled by a...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

undergoes rectification and filtering to produce a DC voltage Linear/ohmic/triode region/mode of a field-effect transistor (FET): the state in which a transistor...

was part of the Division 7 team, Julie designed a circuit using two dual-triode vacuum tubes that not only had the novel feature of a differential input...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

The Computron was a complex cathode ray tube while the Additron was a triode with multiple grids and targets. A subsection of the Computron was prototyped...

stage of each transmitter contained three parallel 3J/261E air cooled triodes running in class C at 90% efficiency. These were driven by a class B modulator...

published their results in 1962 and called their device the "hot electron" triode structure with semiconductor-metal emitter. It was one of the first metal-base...

inexpensive local oscillator was not available until Lee de Forest invented the triode vacuum tube oscillator. In a 1905 patent, Fessenden stated that the frequency...

which is used to drive the AM/FM receiver circuit. 17EW8: VHF Double [Triode] 12BE6: Heptode Pentagrid 12BA6 (two) Pentode: used for RF amplification...

accuracy of 5 km (3.1 mi). In 1939, the Würzburg system included the LS180 triode, and a rotating dipole feed, called Quirl, for conical lobe switching. It...

pentode while the other two tubes (either 6L6s or EL34s) run in class A triode. In a simul-class amp, running all four tubes generates approximately 75...

laggy". It was the 1907 invention of the first amplifying vacuum tube, the triode, by Lee de Forest, that made the design practical. Scottish inventor John...

splitter in two ways: if the shared emitter (or cathode or source, for triode vacuum tubes or FETs respectively) connection is fed from something approximating...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Train (NT2H) in 2010, which uses two 12AX7 preamp tubes and a 12AU7 dual triode as its power section, and the 50W Night Train 50 (NT50H) in 2011, a two...

Power triode Eimac 3CX1500A7...

pulse to initiate some other device, such as a thyristor or a flash tube. triode An electron device, nearly always a vacuum tube, that has three active electrodes...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

radio frequency. The beam tetrode produces greater output power than a triode or pentode with the same anode supply voltage. The first beam tetrode marketed...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

held over 100 patents, including those on Class C amplifiers and diode-triode detector amplifier circuits, and was a Fellow of the American Institute...

Graphical illustrations of St. Sava are found in old Serbian printed books: Triode from the Mrkšina crkva printing house (1566), Zbornik of Jakov of Kamena...

manufactured an AM broadcast transmitter employing a single class-C low-mu triode with an RF efficiency in the 90% range. More efficient amplifiers run cooler...

Pentode 4 12AU7/5814A Triode 2 26Z5W Full-Wave Vacuum Rectifier 1 3TF7 Current Regulator 6 6BA6/5749W Pentode 3 6C4/6100 Triode (Medium-μ) 1 6DC6 Pentode...

neutralization factor. The 6S4A is an example of a high perveance triode. The triode section of a 6AU8A becomes a high-perveance diode when its control...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

van der Pol, B. (1920). "A theory of the amplitude of free and forced triode vibrations". Radio Review. 1: 701–710, 754–762. Van der Pol, Balthazar (1927)...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

and Lee De Forest independently developed the amplifier tube, called the triode. Edwin Howard Armstrong enabling technology for electronic television, in...

of the primary winding, the tube (valve) is effectively connected as a triode, and if the tap was at the supply end, as a pure pentode. Blumlein discovered...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

receivers. The transmitter was a buzzer, and the receiver an amplifier with triode. By the end of the war the French had produced almost 10,000 such sets....

developed the Hartley oscillator and also a neutralizing circuit to eliminate triode singing resulting from internal coupling. A patent for the oscillator was...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

15 "Point One" of 1945, using KT66 vacuum tubes (valves) connected as triodes, with 26 dB feedback over 4 stages including the output transformer. In...

Mariner 4 consisted of dual S-band transmitters (with either a seven-watt triode cavity amplifier or a ten watt traveling-wave tube amplifier) and a single...

with fixed bias (as opposed to cathode biased in the 6G15 circuit) and in triode mode (with plate and grid connected). A reissue of the original tube reverb...

detectors and vacuum tube detectors such as the Fleming valve and Audion (triode). It was considered very sensitive and reliable compared to other detectors...

parakletike, 6 complete canons of the triodion and 34 triodes-tetraodes, 2 canons and 24 triodes-tetraodes of the pentekostarion to the Sicilian Joseph...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

of non-linear elements such as vacuum tubes or field effect transistors. Triode amplifier operating points can be determined by load-line analysis using...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

AT&T, acquired the rights to the de Forest audion, the forerunner of the triode vacuum tube. Over the next few years they developed it into a predictable...

supplied by Görler. The audio sections were based around a pair of ECL86 triode/pentode valves that operated in push-pull, delivering around 7 watts in...

description of various blocking oscillator circuits, employing BJTs and Triodes. McDonald, J. (1964). "Circuit models to predict switching performance...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

(17 Feb. 1920). E. V. Appleton (1923) "The automatic synchronization of triode oscillators", Proceedings of the Cambridge Philosophical Society, 21 (Part...

on a charged electrode working in a similar way as the control grid in triodes works for electrons. For precise control of the ion pulse width admitted...

1946 Ralph Hartley "For his early work on oscillating circuits employing triode tubes and likewise for his early recognition and clear exposition of the...

in London (V&A), Alyce de Roulet Williamson Gallery in Pasadena, Galerie Triode in Paris, the Museo Bagatti Valsecchi in Milan, Spazio Rossana Orlandi in...

the surname. Between 1907 and 1917 he worked on further developing the triode vacuum tube that had already been invented in America in 1906 by Lee De...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Impedances of 1,000 to 2,000 ohms was common, which suited both crystal sets and triode receivers. Some very sensitive headphones, such as those manufactured by...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

its inventor, Norman Wunderlich. The Wunderlich tube is a twin medium-mu triode. The tube has two identical control grids that operate in tandem with a...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

three days of Holy Week. The canon that is chanted on these days is a "Triode", i.e., composed of three odes instead of the usual nine, as is in other...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

amplification is the amplification of a signal, particularly a weak one, by a triode or a transistor such that the signal changes in amplitude but not in shape...

Clifden, Ireland, and Glace Bay, Nova Scotia. Lee de Forest invents the triode thermionic amplifier, starting the development of electronics as a practical...

propulsion. He developed the thin-film-edge Field Emitter Arrays for RF Micro-Triode Power Amplifiers and Flat Panel Displays, demonstrating the possible use...

there is a data sheet with copyright on the 703A ultra-high frequency triode vacuum tube used for the Joint-Army-Navy contract NXSR-81414. The Governing...

τρία (tría), τριάς atritonic, triad, triadic, Triassic, tricycle, trigon, triode, tripod, trisyllabic, tritonic tri- three Latin trēs triangle, triumvirate...

invented in 1912 by Edwin Armstrong and Alexander Meissner, which used the triode vacuum tube invented in 1906 by Lee de Forest. Vacuum tube oscillators were...

Anode characteristics with the screen grid (grid 2) connected to the anode (i.e. used as a triode)...

technologies such as Fleming's oscillation valve and Lee De Forest's Audion (triode) tube. Electronics portal Detector (radio) Electrical contact resistance...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Harris MW-5A (circa '78) utilizing a single forced air cooled metal/ceramic triode vacuum tube (type number 3CX2500F3) in the final RF amplifier stage and...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

power circuit to which it is connected. A three-terminal device (e.g., a triode), whose state is dependent on not only its external power circuit, but also...

Praises of the All Night Vigil the evening before. At Small Compline a Triode (Canon composed of three Odes), written by St. Andrew of Crete is chanted...

paths for these tiny currents. In a specialized circuit called inverted triode, the roles of anode and grid are reversed. This places the control electrode...

The current owners bought out Electra in 2006 through a vehicle called Triode, with a value of 390m euro placed on the firm. BWG bought Tolan's Foodservice...

feedback path was the capacitance between the plate and grid in early triodes. This was solved by the Neutrodyne circuit, and later the development of...

Valvetronix modelling amplifiers, the Valve Reactor circuit places a 12AX7 dual triode vacuum tube (or "valve") into the power stage, which is a tube configured...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

way Greek ὁδός (hodós) anode, diode, odometer, parodos, pentode, tetrode, triode odi- hate Latin odium odious odont- tooth Greek ὀδούς, ὀδόντος (odoús, odóntos)...

making earlier transistors obsolete. Bell Labs Prototype Diffused Base Triode, Transistor Museum, Historic Transistor Photo Gallery. S. Millman editor...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

under the trade mark "Eimac" was the 150T power triode. Later tubes include the 3CX5000A7 power triode and the 4X150D tetrode. The new company thrived...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

potential for the quartz-governed circuit. Cady's circuit used multiple triode vacuum tubes, and Pierce was able to reduce this to a single tube. Insights...

oscillator or class B or C amplifier applications. It is a medium-mu power triode with 300 watts CCS or 350 watts ICAS anode dissipation. The long grid and...

version, Type 8, was much more heavily modified. Using the new VT-158 triodes, the system was able to operate at 50 cm wavelength (600 MHz frequency)...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

MC-84L - 12 WPC 4*EL84 tubes MC-6P1P - 12WPC in ultralinear mode, 6WPC in triode mode 4* 6P1P tubes MC-5881A - 23 WPC 4*5881 tubes MC-10L - 52 WPC replaced...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

electronic modes of triode and tetrode generators at high angles of electron span and large vibration amplitudes. His monograph "Triode and tetrode microwave...

Butterworth (December 1919) "The maintenance of a vibrating system by means of a triode valve," Proceedings of the Physical Society of London, vol. 32, pages 345–360...

Marconi's research program into thermionic tubes and developed a three-element (triode) amplifying tube at roughly the same time as Lee De Forest was developing...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Cutaway diagram of a triode vacuum tube, showing the plate (anode)...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

radio frequency amplifier stages of the receiver. However, the dual-diode/triode and dual-diode/pentode tubes commonly used for detection/A.V.C. circuits...

late 1950s many systems using motor generators and thermionic emission triode oscillators were in regular use in a vast array of industries. Modern day...

methodology, octode, parodos, pentode, period, periodic, synod, tetrode, triode hol- whole Greek ὅλος (hólos), ὁλικός (holikós) catholic, holiatry, holism...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

at Columbia. In late 1906, Lee de Forest had invented the three-element (triode) "grid Audion" vacuum-tube. How vacuum tubes worked was not understood at...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

the triode vacuum tube inside. Parts: A setscrew trimmer capacitor used to adjust the frequency The top of the GS13-1 (Russian: ГС-13-1) triode which...

of pieces by Spanish and South American classical composers performed by Triode, a piano trio composed of Albert Tiu (piano), Joseph Esmilla (violin) and...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

introduces the Telharmonium to the public 1906 : Lee De Forest invented the Triode, the first vacuum tube 1910 : Utah Mormon and Nathaniel Baldwin construct...

the propagation velocity of radio waves, helped develop France's first triode vacuum tube, and with Eugene Bloch invented the astable multivibrator. He...

galvanometer-based designs. Each module contained four such amplifiers and a ECC81 dual triode vacuum tube in the servo circuit. The system was capable of running simulations...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

field effect transistor K N-channel field effect transistor M bidirectional triode thyristor The numerals following indicate the order in which the application...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

assistant (hired in 1923) was Bernard Tellegen. He started working on triodes and invented (with his director Gilles Holst) the penthode in 1926. The...

Octode) Pentode Photomultiplier (PMT) Phototube Tetrode Triode X-ray tube Double diode triode Additron tube Computron tube Micropup RF Backward-wave oscillator...

Roger Julia, the director of the company, and given the task of producing triodes for the new radio sets. Maurice Ponte was hired soon after. The "Radiola"...