Power - Triode vacuum tubes

Triode

Forced-air-cooled disc-seal transmitting triode for UHF amplifier and oscillator service in coaxial-line circuits, including pulse operation.

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6.3 V

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Triode

Directly heated low-mu power triode designed for Class A audio-frequency output amplification. Manufacturer operating data emphasize low plate resistance, substantial current, and several watts of single-ended audio output rather than RF transmitting service.

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P35

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4 V

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Triode

German triode valve with published operating data and limiting ratings; available source material does not establish a narrower functional role confidently.

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POST17

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4 V

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Triode

Industrial transmitting power triode intended for RF amplification, oscillation, or modulation. Manufacturer data emphasize substantial plate power, professional transmitter operation, and construction suited to continuous high-power service.

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UX4

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4 V

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Triode

Directly heated low-mu power triode designed for Class A audio-frequency output amplification. Manufacturer operating data emphasize low plate resistance, substantial current, and several watts of single-ended audio output rather than RF transmitting service.

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P8A

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4 V

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Triode

German high-voltage triode valve with published operating data and limiting ratings; available source material does not establish a narrower functional role confidently.

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10.5 V

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Triode

Philips power triode with a published 5-watt output operating point, meeting the project’s minimum power-category threshold.

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20 V

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Triode

BR1161 power - triode electronic tube specifications and datasheets.

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Triode

RF power triode for transmitter and industrial high-frequency applications.

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Triode

Brown Boveri transmitting triode for substantial VHF RF power amplification. Approximately 1 kW plate dissipation and operation to about 220 MHz support roughly kilowatt-class Class C transmitter output.

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7.5 V

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Triode

Air-cooled high-power transmitting triode for radio-frequency power service.

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Triode

High-transconductance Brown Boveri power triode for high-power RF amplification. Approximately 6 kW plate dissipation and operation to about 100 MHz support tens of kilowatts of Class C transmitter output.

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6.3 V

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Triode

Vapor-cooled high-power transmitting triode for radio-frequency power service.

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Triode

Vapor-cooled high-power transmitting triode for radio-frequency power service.

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Triode

Vapor-cooled very-high-power transmitting triode for radio-frequency power service.

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Triode

High-power Brown Boveri transmitting triode for professional RF amplification. Approximately 22 kW plate dissipation and operation to roughly 100 MHz support tens of kilowatts of Class C transmitter output.

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75 V

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Triode

Water-cooled high-power transmitting triode for radio-frequency power service.

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Triode

Water-cooled RF power triode for transmitter and industrial high-frequency applications.

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Triode

Water-cooled RF power triode variant for transmitter and industrial high-frequency applications.

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Triode

Radio-frequency transmitting triode with grid terminals arranged for cathode-drive operation in RF power-amplifier service.

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Triode-Triode

Raytheon double-triode power amplifier, explicitly identified for power-amplifier service rather than ordinary small-signal dual-triode use.

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Triode

Power triode for audio-output, amplifier, or oscillator service with manufacturer operating data supporting substantial power delivery.

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JUMBO4B

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Triode

British CV cross-designation of the 3B401J double-disc-seal UHF power triode. Its low-inductance construction and 40 W plate-dissipation rating suit compact high-frequency transmitting and RF power circuits.

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6.3 V

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Triode

Double-disc-seal UHF transmitting triode equivalent to the 3B40IJ. Rated for 40 W plate dissipation and about 1 kV plate voltage, with compact low-inductance construction intended for UHF power service.

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6.3 V

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Triode

Naturally cooled RF power triode for amplifier, oscillator, and modulator service. Rated for approximately 25 W plate dissipation and 2 kV plate voltage, providing versatile moderate-power transmitting operation.

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6.3 V

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Triode

Forced-air-cooled UHF disc-seal triode for pulsed oscillator and amplifier service to approximately 1 GHz. Its pulse ratings include exceptionally high plate voltage, reaching roughly 45 kV despite only 75 W average plate dissipation.

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6.3 V

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Triode

Naturally cooled RF power triode for amplifier, oscillator, and modulator service. Rated for approximately 25 W plate dissipation and 2 kV plate voltage, with Class C output around 100 W to roughly 60 MHz.

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6.3 V

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Triode

Power triode for audio-output, amplifier, or oscillator service with manufacturer operating data supporting substantial power delivery.

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UX4

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2.5 V

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Triode

Power triode for audio-output, amplifier, or oscillator service with manufacturer operating data supporting substantial power delivery.

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UX4

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7.5 V

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Triode

Power triode for audio-output, amplifier, or oscillator service with manufacturer operating data supporting substantial power delivery.

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A35

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4 V

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Triode

Power triode for audio-output, amplifier, or oscillator service with manufacturer operating data supporting substantial power delivery.

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G5K

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5.8 V

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Triode

Low-mu directly heated power triode for high-quality Class A and push-pull Class AB audio amplification. Published conditions provide roughly 30 W single-ended, 90 W Class A push-pull, or about 200 W from a Class AB pair.

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B4

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6 V

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Triode

Thoriated-tungsten carbon-anode power triode designed for Class B push-pull audio amplification. Its high amplification factor and approximately 40 W plate dissipation permit a two-tube stage to provide roughly 175 W output.

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7.5 V

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Triode

Indirectly heated high-mu power triode for Class B push-pull audio amplification. A pair can provide approximately 175 W output at around 1 kV plate supply, combining high gain with cathode isolation.

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7.5 V

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Triode-Triode

Directly heated Telefunken dual output triode designed for Class-B push-pull battery amplification, providing audio power output in portable equipment.

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1.2 V

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Triode

Directly heated triode for transmitting and RF power service; available source material does not establish a narrower application confidently.

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5 V

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Triode-Triode

Twin low-power transmitting triode for push-pull RF amplification, oscillation, and frequency multiplication. Its matched sections and low capacitances provide a compact balanced power stage with useful operation to approximately 250 MHz.

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6.3 V

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Triode

Conduction-cooled UHF disc-seal power triode, commercially equivalent to CV397. Its low-inductance construction, 20 W plate dissipation, and high transconductance suit compact UHF amplifier and oscillator circuits.

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6.3 V

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Triode

M-O Valve conduction-cooled UHF disc-seal power triode, 6.3 V 1 A heater, 20 W anode dissipation, mu 28 and gm 12 mA/V.

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6.3 V

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Triode

Conduction-cooled microwave triode for coaxial oscillator and amplifier circuits. Its compact low-inductance construction supports fundamental operation to approximately 5 GHz and frequency multiplication to roughly 7 GHz.

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6.3 V

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Triode

Amperex UHF/microwave power triode for high-frequency amplification and oscillation. Its compact construction and high transconductance support multi-gigahertz operation, with published output around 0.5 W at approximately 5 GHz.

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6.3 V

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Triode

Amperex UHF/microwave power triode for amplifier and oscillator service. Its compact geometry and high transconductance provide useful multi-gigahertz operation, with published output around 1.8 W at approximately 4.06 GHz.

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6.2 V

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Triode

Early directly heated radio transmitting triode, 5.6 V 1.8 A filament, 700–800 V plate supply, about 10–12 W anode dissipation.

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5.6 V

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Triode

Early directly heated low-power transmitting triode, 5.6 V 2.3 A filament, 800–1500 V plate supply and about 25–30 W anode dissipation.

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5.6 V

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Triode

Philips directly heated audio power triode for Class A and push-pull Class AB output stages. Published operation provides about 5.3 W single-ended or roughly 15 W from a fixed-bias push-pull pair.

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4 V

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Triode

Power triode intended principally for audio-frequency output or modulator service. Manufacturer operating data emphasize Class A, AB, or B power amplification and useful audio output rather than continuous RF transmitting duty.

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B4

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4 V

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Triode

Philips audio power triode for Class A and push-pull Class AB service. Published operation provides about 2.6 W single-ended or roughly 7 W from a push-pull pair, with 12 W maximum plate dissipation.

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B4

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4 V

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Triode

Directly heated power triode for output service, providing 10 watts Class-A output or about 23 watts from two tubes in Class-AB.

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7.2 V

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