Power - Triode vacuum tubes

Triode

Power-capable triode intended for amplifier or driver service. Manufacturer data support moderate-current operation and useful dissipation, but do not justify assignment to the large transmitting or specialized regulator families.

Base

8C18

Socket

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6.3 V

Sections

1

Triode

Power-capable triode intended for amplifier or driver service. Manufacturer data support moderate-current operation and useful dissipation, but do not justify assignment to the large transmitting or specialized regulator families.

Base

8C18

Socket

IO

Heater

6.3 V

Sections

1

Triode

Power-capable triode intended for amplifier or driver service. Manufacturer data support moderate-current operation and useful dissipation, but do not justify assignment to the large transmitting or specialized regulator families.

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6.3 V

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1

Triode

Philips disc-seal UHF triode superseded by EC157.

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6.3 V

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1

Triode

Power-capable triode intended for amplifier or driver service. Manufacturer data support moderate-current operation and useful dissipation, but do not justify assignment to the large transmitting or specialized regulator families.

Base

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Socket

B9A

Heater

6.3 V

Sections

1

Triode-Triode

Dual high-current power triode intended for low-voltage regulator and series-pass service, equivalent in application to the 6080 family. Manufacturer guidance emphasizes automatic bias and protection against excessive anode current.

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Socket

IO

Heater

6.3 V

Sections

2

Triode-Triode

Power-capable triode intended for amplifier or driver service. Manufacturer data support moderate-current operation and useful dissipation, but do not justify assignment to the large transmitting or specialized regulator families.

Base

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Socket

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Heater

6.3 V

Sections

2

Triode

Disc-seal UHF triode designed for high-frequency amplifier and oscillator service, with published operating ratings and characteristics for microwave-frequency use.

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6.3 V

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1

Triode

Long-life power triode designed for industrial electronic service, emphasizing extended operating life in demanding equipment.

Base

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Socket

B9A

Heater

6.3 V

Sections

1

Triode-Triode

Double power triode designed for Class-B audio output amplification, combining two output sections in one envelope for push-pull power stages.

Base

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Socket

Y8A

Heater

6.3 V

Sections

2

Triode

Forced-air-cooled transmitting triode designed for substantial radio-frequency amplifier or oscillator service.

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8 V

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1

Triode

Forced-air-cooled high-power transmitting triode designed for substantial radio-frequency amplifier or oscillator service.

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11 V

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1

Triode

Water-cooled transmitting triode designed for high-power radio-frequency amplifier or oscillator service.

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8 V

Sections

1

Triode

Former designation of the ESW5000 water-cooled high-power transmitting triode for substantial RF power service.

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11 V

Sections

1

Triode

High-mu AEI power triode for zero-bias Class B push-pull output service. A two-tube stage is specified for approximately 200 W output, with 40 W plate dissipation per valve.

Base

UX4

Socket

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Heater

7.5 V

Sections

1

Triode

Low-mu AEI power triode for high-current Class AB push-pull service. A pair is specified for approximately 300 W output, with 100 W plate dissipation per valve.

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6 V

Sections

1

Triode

Medium-wave transmitting triode designed specifically for RF oscillator service in professional transmitting equipment.

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15.5 V

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1

Triode

Short-wave transmitting triode designed specifically for RF oscillator service in professional transmitting equipment.

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15.5 V

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1

Triode

Medium-wave transmitting oscillator triode designed for severe-service operation in demanding RF equipment.

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14.5 V

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1

Triode

Radiation-cooled transmitting triode designed for radio-frequency oscillator service.

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18 V

Sections

1

Triode

Mazda power triode designed for public-address and large audio power-amplifier service. With 75 W plate dissipation and 1 kV capability, published operating data indicate approximately 15 W audio output.

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10 V

Sections

1

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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10 V

Sections

1

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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10 V

Sections

1

Triode

Forced-air-cooled thoriated-tungsten power triode designed specifically for industrial induction and dielectric RF-heating equipment.

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8 V

Sections

1

Triode

Radiation-cooled UHF transmitting triode designed for high-frequency industrial and transmitting equipment.

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11 V

Sections

1

Triode

Short-wave oscillator triode designed for transmitting and RF-generation service.

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6 V

Sections

1

Triode

Very-high-power coaxial ceramic transmitting triode for large transmitters, capable of hundreds of kilowatts RF output with vaporization or forced-fluid cooling.

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12 V

Sections

1

Triode

Experimental very-high-power directly heated triode developed for hard-tube modulator service and demonstrated at more than 50 MW peak output.

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31 V

Sections

1

Triode

Early directly heated power triode intended for audio-output service. Approximately 25 W plate dissipation, moderate amplification factor, and several-hundred-volt plate capability provide substantial low-frequency output for early receiver and amplifier designs.

Base

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Socket

B4

Heater

4 V

Sections

1

Triode

Forced-air-cooled industrial oscillator triode for RF power generation, similar to F5680 but specifically not recommended for pulse operation.

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13 V

Sections

1

Triode

Metal-ceramic UHF transmitting triode for amplifier service from approximately 30–1200 MHz and oscillator operation to about 2 GHz.

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6.3 V

Sections

1

Triode

Large water-cooled ITT power triode for very-high-power low-frequency service. Approximately 25 kW plate dissipation and very high cathode-current capability suit major transmitter and industrial power systems operating in the lower RF range.

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28 V

Sections

1

Triode

Forced-air-cooled industrial oscillator triode with wide electrode spacing and approximately 3 kW anode dissipation for RF power generation.

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11 V

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1

Triode

Water-cooled industrial oscillator triode with integral water jacket and approximately 6 kW plate-dissipation capability for RF heating and power generation.

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11 V

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1

Triode

Forced-air-cooled industrial power triode with approximately 10 kW continuous anode-dissipation capability, designed for RF oscillator service.

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7.5 V

Sections

1

Triode

Chinese directly heated high-mu transmitting triode for RF oscillation and power amplification. With about 1.25 kV plate capability and 40 W dissipation, it provides high gain in comparatively simple RF power stages.

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6.3 V

Sections

1

Triode

The Russian G433 is a high-power directly heated transmitting triode designed for radio-frequency oscillation. Its tungsten filament supplies substantial electron emission, while forced-water cooling removes heat from the large metal-glass structure. The tube supports industrial RF generation at very high anode voltages.

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33 V

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1

Triode

Directly heated tungsten-cathode transmitting triode designed primarily as an RF oscillator. Rated around 1.25 kV plate operation and 40 W dissipation, its rugged construction suits professional radio-frequency equipment.

Base

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Socket

B4B

Heater

6.3 V

Sections

1

Triode

Metal-ceramic planar triode designed for pulsed broadband microwave oscillator or amplifier service. Its compact low-inductance construction and high transconductance support operation into the multi-gigahertz region in professional pulse and communications systems.

Base

Not recorded

Socket

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Heater

6.3 V

Sections

1

Triode

Metal-ceramic planar triode designed for pulsed broadband microwave oscillator or amplifier service. Its compact low-inductance construction and high transconductance support operation into the multi-gigahertz region in professional pulse and communications systems.

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6 V

Sections

1

Triode

Metal-ceramic planar triode designed for pulsed broadband microwave oscillator or amplifier service. Its compact low-inductance construction and high transconductance support operation into the multi-gigahertz region in professional pulse and communications systems.

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6.3 V

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1

Triode

Pulse triode; 20 W continuous / 110 W pulse output.

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12.6 V

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1

Triode

Pulse triode; 500 W / 100 kW pulse output; gm range 0.027–0.037 A/V.

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12.6 V

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1

Triode

Pulse triode; 3 W / 100 W pulse output; pulse anode limit 4000 V.

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12.6 V

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1

Triode

Pulse triode; 150 W / 100 kW pulse output; 9000 V is pulse-only anode maximum.

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6.3 V

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1

Triode

Direct-heated pulse triode; 6 kW output; gm 0.020–0.030 A/V; 300 us pulse.

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12.5 V

Sections

1

Triode

Direct-heated pulse triode; 6 kW / 300 kW pulse output; gm 0.020–0.030 A/V.

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12.5 V

Sections

1

Triode

Pulse triode; 25 W / 4 kW pulse output; pulse anode maximum 5000 V.

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Heater

12.6 V

Sections

1