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Electronic tube type

Power - Triode vacuum tubes

Power - Triode records in Tube Tinker cover 802 tube designations, including 2,091 preserved original datasheets. Compare bases, sockets, heater requirements, construction, exact variations, and directional replacement options.

Search this type in the catalog →
Tube records
802
Original datasheets
2,091
Variation families
23
Tubes with alternatives
50

About Power - Triode tubes

This qualifies if the tube has a max plat dissipation over 10 W and under 100W. Also the tube must NOT qualify for "VerticalSweep".

Electrical range

Nominal heater voltage
1.2–75 V
Nominal heater current
0.06–4,300 A

Common power - triode characteristics

These are the most frequently recorded attributes among tubes in this category.

Bases

  • UX417
  • 4D9
  • 8BD8
  • 8B5
  • 5S3
  • 7AB3
  • 7B3
  • 12GY2

Sockets

  • UX489
  • IO60
  • B422
  • MEDIUM4BAYONET22
  • B9A12
  • B12C9
  • J49
  • JUMBO4B9

Constructions

  • Triode729
  • Triode-Triode73

Power - Triode tube list

Page 11 of 17

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  • GI23

    Triode

    Pulse triode; 300 W / 40 kW pulse output; pulse anode maximum 14000 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    12.6 V
    Sections
    1
  • GI24A

    Triode

    Direct-heated pulse triode; 25 kW / 1000 kW pulse output.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GI27A

    Triode

    Direct-heated pulse triode; 25 kW / 4 MW pulse output; gm 0.070–0.100 A/V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    14 V
    Sections
    1
  • GI27A1

    Triode

    Direct-heated pulse triode; 25 kW / 5 MW pulse output; gm 0.075–0.105 A/V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    13 V
    Sections
    1
  • GI3

    Triode

    Pulse triode; 10 W output; normal anode 400 V; grid -15 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GI31R

    Triode

    Pulse triode; 12 W / 1.2 kW pulse output.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GI35B

    Triode

    Russian RF/pulse power triode; maximum anode voltage 14000 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    7.4 V
    Sections
    1
  • GI38B

    Triode

    Russian RF/pulse power triode; maximum anode voltage 10000 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GI39

    Triode

    Russian RF/pulse power triode; maximum anode voltage 20000 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    12.6 V
    Sections
    1
  • GI40A

    Triode

    Russian RF/pulse power triode; maximum anode voltage 30000 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    28 V
    Sections
    1
  • GI45

    Triode

    Russian RF/pulse power triode; maximum anode voltage 300 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GI46

    Triode

    Russian RF/pulse power triode; maximum anode voltage 1900 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    12.6 V
    Sections
    1
  • GI48

    Triode

    Russian RF/pulse power triode; maximum anode voltage 2000 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GI49B

    Triode

    Russian RF/pulse power triode; maximum anode voltage 2400 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    12.6 V
    Sections
    1
  • GI52A

    Triode

    Russian RF/pulse power triode; maximum anode voltage 41000 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    5 V
    Sections
    1
  • GI56A

    Triode

    Russian RF/pulse power triode; maximum anode voltage 40000 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    34 V
    Sections
    1
  • GI57A

    Triode

    Russian RF/pulse power triode; maximum anode voltage 28000 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    1.8 V
    Sections
    1
  • GI63B

    Triode

    Russian RF/pulse power triode; maximum anode voltage 3000 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
  • GI70B

    Triode

    Russian RF/pulse power triode; maximum anode voltage 2500 V.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    12.6 V
    Sections
    1
  • GI70BT

    Triode

    The Russian GI70BT is a ceramic-metal pulse triode designed for UHF oscillation in continuous-wave and pulsed operating modes. Its indirectly heated oxide cathode and forced-air cooling support high-frequency operation. Permissible anode voltage and output power differ substantially between continuous and pulse service.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    12.6 V
    Sections
    1
  • GK10A

    Triode

    The Russian GK10A is a very-high-power, directly heated transmitting triode intended for RF amplification at frequencies up to approximately 2 MHz. Its carbidized tungsten filament supplies heavy electron emission, while forced-water cooling manages the substantial thermal load. Common-grid and common-cathode circuits are supported.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    20 V
    Sections
    1
  • GK10B

    Triode

    The Russian GK10B is a high-power transmitting triode employing a directly heated carbidized tungsten filament. Designed for RF power amplification in common-grid or common-cathode circuits, it operates up to approximately 2 MHz. Its metal-ceramic construction uses forced-air cooling for demanding industrial service.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    20 V
    Sections
    1
  • GK13A

    Triode

    The GK13A is a Russian water-cooled power triode developed for RF amplification and oscillator applications. Its directly heated carbide-treated tungsten filament provides substantial electron emission. The tube is designed for industrial and transmitting equipment operating at frequencies up to approximately 30 MHz.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.5 V
    Sections
    1
  • GK3A

    Triode

    The GK3A is a Russian high-power triode intended for RF oscillation and amplification. It employs a directly heated carbide-treated tungsten cathode and forced-water cooling. Its electrical characteristics support operation in industrial and transmitter equipment, including specialized pulsed operating conditions.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    17 V
    Sections
    1
  • GK5A

    Triode

    High-power RF triode for oscillator, amplifier, or transmitting service.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    18 V
    Sections
    1
  • GK750

    Triode

    The Russian GK750 is an RF oscillator triode designed for high-frequency power generation. Its glass-envelope construction and air cooling make it suitable for comparatively moderate-power installations. The tube operates with a five-volt heater and supports frequencies up to approximately 40 MHz.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    5 V
    Sections
    1
  • GK9A

    Triode

    The GK9A is a Russian water-cooled power triode developed for radio-frequency power amplification. Its directly heated carbide-treated tungsten cathode and metal-glass envelope support high-current operation. The tube is intended for lower-frequency transmitting and industrial systems, including specialized pulsed applications.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    8.3 V
    Sections
    1
  • GK9B

    Triode

    Russian directly heated forced-air-cooled RF power triode designed for outputs up to approximately 30 kW at frequencies to about 2 MHz, serving large communications and industrial RF power amplifiers.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    8.3 V
    Sections
    1
  • GK9P

    Triode

    Soviet power triode designed specifically for RF power amplification. Available manufacturer data confirms a heavy directly heated transmitting structure, but the source does not support sufficiently reliable detailed ratings for a more numerical description.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    8.3 V
    Sections
    1
  • GL8008

    Triode

    High-power RF triode for oscillator, amplifier, or transmitting service.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    4.75 V
    Sections
    1
  • GM100A

    Triode

    High-power RF triode for oscillator, amplifier, or transmitting service.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    5 V
    Sections
    1
  • GM100B

    Triode

    High-power RF triode for oscillator, amplifier, or transmitting service.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    Not recorded
    Sections
    1
  • GM1P

    Triode

    Russian power triode for low-frequency low-distortion cathode-coupled amplifier service in electronic or RF equipment.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    10.5 V
    Sections
    1
  • GM3A

    Triode

    Russian power triode for low-frequency low-distortion cathode-coupled amplifier service in electronic or RF equipment.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GM3B

    Triode

    Russian power triode for low-frequency low-distortion cathode-coupled amplifier service in electronic or RF equipment.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GM3P

    Triode

    Russian power triode for low-frequency low-distortion cathode-coupled amplifier service in electronic or RF equipment.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GM51A

    Triode

    The Russian GM51A is a water-cooled power triode intended for high-power electronic amplification. It uses a directly heated carbide-treated tungsten cathode enclosed in a metal-glass structure. Its substantial anode-voltage capability supports industrial and specialized transmitting equipment.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    22 V
    Sections
    1
  • GM5B

    Triode

    Russian metal-ceramic power triode for series anode-modulation service, using forced-air cooling.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GM60

    Triode

    The GM60 is a Russian directly heated power triode intended primarily for low-frequency amplification. Its glass envelope and tungsten cathode support high-voltage operation with air cooling. It provides power amplification in specialized electronic equipment requiring substantial voltage and moderate output power.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    17 V
    Sections
    1
  • GS13

    Triode

    Soviet centimeter-wave power triode for microwave RF generation and amplification. Manufacturer data specifies useful output at wavelengths around 7–9 cm, placing it firmly in specialized microwave service.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GS14

    Triode

    High-transconductance Soviet centimeter-wave power triode for microwave RF service. Manufacturer data specifies useful output at wavelengths below roughly 8 cm, with increased dissipation compared with the GS13.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GS142

    Triode

    RF power oscillator or amplifier.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    12.6 V
    Sections
    1
  • GS1B

    Triode

    RF power oscillator or amplifier.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    12.6 V
    Sections
    1
  • GS20

    Triode

    RF power oscillator or amplifier.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GS21

    Triode

    RF power oscillator or amplifier.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GS22

    Triode

    RF power oscillator or amplifier.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GS24B

    Triode

    Grounded-grid RF power triode for oscillator and amplifier service. High transconductance, moderate plate dissipation, and several-hundred-volt operation provide compact radio-frequency power from a conventional heater supply.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1
  • GS29B

    Triode

    RF power oscillator or amplifier.

    Base
    Not recorded
    Socket
    Not recorded
    Heater
    6.3 V
    Sections
    1