Electronic tube and vacuum tube catalog

Base

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Socket code

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Sections

1

Heater

26 V / 1.6 A

Plate

11,000 V / 60 W

Screen

1,350 V / 8 W

Ik max

150 mA

4 pins

Screen-grid tetrode intended for receiver voltage amplification, detector, oscillator, or general Class-A service as documented by the manufacturer.

Base

Refer to variations

Socket code

METALSHELL5

Sections

1

Heater

5 V / 6.5 A

Plate

3,000 V / 125 W

Screen

600 V / 20 W

Ik max

1.6 A

gm

2.45 mA/V

μ

5.9

5 pins - METALSHELL5 - 5-contact metal-shell transmitting-tube base

Forced-air-cooled transmitting power tetrode for RF amplifier and oscillator service, capable of several hundred watts output with full ratings into VHF.

Base

Refer to variations

Socket code

GIANT5

Sections

1

Heater

5 V / 14.5 A

Plate

4,000 V / 250 W

Screen

600 V / 35 W

Ik max

350 mA

gm

4 mA/V

μ

5.1

5 pins - GIANT5 - Giant 5-contact base

Power transmitting tetrode for RF amplifier, oscillator, and modulator service, with 250 W plate dissipation and RF output reaching several hundred watts.

Base

Refer to variations

Socket code

GIANT5

Sections

1

Heater

5 V / 14.5 A

Plate

4,000 V / 400 W

Screen

800 V / 35 W

Ik max

350 mA

gm

4 mA/V

μ

5.1

5 pins - GIANT5 - Giant 5-contact base

Forced-air-cooled transmitting tetrode designed for RF power amplification, oscillation, modulation, FM service, and high-power audio-frequency amplifier applications.

Base

Refer to variations

Socket code

GIANT5

Sections

1

Heater

5 V / 14.7 A

Plate

4,000 V / 400 W

Screen

800 V / 35 W

gm

4 mA/V

μ

5.1

5 pins - GIANT5 - Giant 5-contact base

Broadcast-quality radial-beam power tetrode with radiation and forced-air cooling, capable of roughly 1.1 kW Class-C RF output and linear amplifier service.

Base

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Socket code

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Sections

1

Heater

10 V / 10.2 A

Plate

4,000 V / 500 W

Screen

1,000 V / 35 W

μ

5.5

Eimac 4-500A broadcast-quality power tetrode designed for amplifier, oscillator, or modulator service. Rugged construction emphasizes long life and consistent performance in professional transmitting equipment.

Base

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Socket code

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Sections

1

Heater

3.7 V / 840 A

Plate

32,000 V / 125,000 W

Screen

1,500 V

Ik max

23 A

μ

9

High-power RF tetrode designed for continuous-wave and pulsed amplification to approximately 1 GHz. RCA documentation provides RF, pulse, cooling, and application-specific operating limits.

Base

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Socket code

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Sections

1

Heater

3.7 V / 1600 A

Plate

32,000 V / 250,000 W

Screen

1,500 V

Ik max

45 A

μ

9

High-power RF tetrode designed for continuous-wave and pulsed amplification to approximately 1 GHz. Its transmitting construction supports substantial UHF power under both steady and pulsed operation.

Base

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Socket code

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Sections

1

Heater

15 V / 480 A

Plate

20,000 V / 300,000 W

Screen

2,000 V / 6,000 W

Ik max

50 A

μ

4.5

Eimac ceramic-metal high-power broadcast tetrode using multiphase cooling and pyrolytic-graphite grids. Designed for very high power in professional radio-frequency broadcasting service.

Base

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Socket code

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Sections

1

Heater

7.5 V / 75 A

Plate

25,000 V / 10,000 W

Screen

2,000 V / 250 W

Svetlana rugged power tetrode using a directly heated thoriated-tungsten mesh filament, rated for high voltage and high peak current. Designed as a replacement for 4CPW10000/Y442-class power tubes.

Base

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Socket code

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Sections

1

Heater

10 V / 300 A

Plate

20,000 V / 100,000 W

Screen

2,500 V / 1,750 W

μ

4.5

Eimac vapor-cooled ceramic-metal power tetrode designed for roughly 100–200 kW output as RF amplifier or oscillator, linear amplifier, audio amplifier, or modulator.

Base

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Socket code

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Sections

1

Heater

7.5 V / 73 A

Plate

7,500 V / 20,000 W

Screen

1,500 V / 250 W

Ik max

8 A

μ

4.5

Eimac vapor-cooled ceramic-metal power tetrode designed for oscillator, modulator, and amplifier service in both audio and radio-frequency applications.

Base

—

Socket code

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Sections

1

Heater

12 V / 660 A

Plate

25,000 V / 250,000 W

Screen

2,500 V / 3,500 W

Ik max

50 A

μ

4.5

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

12 V / 660 A

Plate

40,000 V / 250,000 W

Screen

2,600 V / 3,600 W

Ik max

350 A

μ

4.5

High-power transmitting tetrode designed for RF amplification and modulation, with explicit pulse-modulator and regulator service ratings.

Base

—

Socket code

—

Sections

1

Heater

12 V / 660 A

Plate

40,000 V / 250,000 W

Screen

2,500 V / 3,500 W

Ik max

350 A

μ

4.5

High-power transmitting tetrode designed for RF amplification and modulation, with explicit pulse-modulator and regulator service ratings.

Base

—

Socket code

—

Sections

1

Heater

6.3 V / 150 A

Plate

10,000 V / 35,000 W

Screen

2,000 V / 450 W

μ

4.5

Vapor-cooled ceramic-metal radial-beam power tetrode for Class-C RF amplification and Class-AB audio-frequency or RF linear power amplification.

Base

—

Socket code

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Sections

1

Heater

12 V / 220 A

Plate

17,800 V / 50,000 W

Screen

2,500 V / 1,500 W

μ

4.5

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

12 V / 220 A

Plate

17,600 V / 50,000 W

Screen

2,500 V / 1,600 W

μ

4.5

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

10 V / 300 A

Plate

16,000 V / 75,000 W

Screen

2,500 V / 1,750 W

Ik max

12 A

μ

4.5

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

9 V / 41.5 A

Plate

7,000 V / 8,000 W

Screen

1,000 V / 175 W

μ

5.5

Vapor-cooled ceramic-metal radial-beam power tetrode for low-distortion Class-AB1 audio/RF linear service and Class-C RF power amplification.

Base

—

Socket code

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Sections

1

Heater

10 V / 205 A

Plate

40,000 V / 100,000 W

Screen

2,500 V / 1,750 W

Ik max

200 A

μ

4.5

High-power transmitting tetrode designed for RF amplification and modulation, with explicit pulse-modulator and regulator service ratings.

Base

—

Socket code

—

Sections

1

Heater

15.5 V / 215 A

Plate

40,000 V / 100,000 W

Screen

2,500 V / 1,750 W

Ik max

200 A

High-power transmitting tetrode designed for RF amplification and modulation, with explicit pulse-modulator and regulator service ratings.

Base

—

Socket code

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Sections

1

Plate

100,000 W

Screen

1,500 W

Liquid-cooled broadcast transmitting tetrode rated 100 kW anode dissipation.

Base

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Socket code

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Sections

1

Heater

7.5 V / 75 A

Plate

7,500 V / 12,000 W

Screen

1,500 V / 250 W

μ

4.5

Water-cooled ceramic-metal radial-beam power tetrode for oscillator, RF amplifier, modulator, and Class-AB audio or RF linear-amplifier service.

Base

—

Socket code

—

Sections

1

Heater

15.5 V / 215 A

Plate

150,000 W

Screen

1,750 W

Base

—

Socket code

—

Sections

1

Heater

6 V / 16 A

Plate

6,000 V / 2,000 W

Screen

1,000 V / 50 W

Ik max

1.5 A

μ

4.5

Water-cooled ceramic-metal radial-beam tetrode designed for linear, audio-frequency, and radio-frequency power-amplifier service.

Base

—

Socket code

—

Sections

1

Heater

12 V / 660 A

Plate

40,000 V / 250,000 W

Screen

2,500 V / 3,500 W

Ik max

350 A

μ

4.5

High-power transmitting tetrode designed for RF amplification and modulation, with explicit pulse-modulator and regulator service ratings.

Base

—

Socket code

—

Sections

1

Heater

12 V / 660 A

Plate

40,000 V / 250,000 W

Screen

2,500 V / 3,500 W

Ik max

350 A

μ

4.5

High-power transmitting tetrode designed for RF amplification and modulation, with explicit pulse-modulator and regulator service ratings.

Base

—

Socket code

—

Sections

1

Heater

12 V / 660 A

Plate

40,000 V / 250,000 W

Screen

2,500 V / 3,500 W

Ik max

350 A

μ

4.5

High-power transmitting tetrode designed for RF amplification and modulation, with explicit pulse-modulator and regulator service ratings.

Base

—

Socket code

—

Sections

1

Heater

6.3 V / 160 A

Plate

20,000 V / 25,000 W

Screen

3,000 V / 450 W

Ik max

80 A

μ

4.5

Water-cooled radial-beam power tetrode for RF and television linear amplification and pulsed-regulator switching, with full ratings through 110 MHz.

Base

—

Socket code

—

Sections

1

Heater

10 V / 300 A

Plate

20,000 V / 50,000 W

Screen

2,500 V / 1,750 W

Ik max

15 A

μ

4.5

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

12 V / 220 A

Plate

17,500 V / 50,000 W

Screen

2,500 V / 1,500 W

μ

4.5

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

12 V / 220 A

Plate

17,500 V / 50,000 W

Screen

2,500 V / 1,500 W

μ

4.5

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

6 V / 4.4 A

Plate

3,000 V / 800 W

Screen

500 V / 15 W

gm

40 mA/V

Liquid-cooled radial-beam power tetrode for distributed and VHF/UHF power amplifiers, ruggedized for severe shock and vibration.

Base

—

Socket code

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Sections

1

Heater

26.5 V / 1.1 A

Plate

3,000 V / 800 W

Screen

500 V / 15 W

gm

40 mA/V

Heater variant of the 4CW800B liquid-cooled radial-beam power tetrode for distributed and VHF/UHF power amplification under severe shock and vibration.

Base

—

Socket code

—

Sections

1

Heater

18 V / 75 A

Plate

7,500 V / 10,000 W

Screen

1,500 V / 250 W

Ik max

6.66 A

μ

4.5

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

7.5 V / 103 A

Plate

7,500 V / 12,000 W

Screen

1,600 V / 250 W

μ

4.5

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

Refer to variations

Socket code

Refer to variations

Sections

1

Heater

6 V / 9 A

Plate

3,000 V / 1,000 W

Screen

400 V / 12 W

gm

37 mA/V

Forced-air-cooled radial-beam tetrode designed for low-voltage, high-current Class-AB1 RF linear and audio-amplifier service with high power gain.

Base

—

Socket code

—

Sections

1

Heater

6 V / 9 A

Plate

3,000 V / 1,000 W

Screen

400 V / 12 W

Ik max

1 A

gm

37 mA/V

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

6.5 V / 105 A

Plate

10,000 V / 15,000 W

Screen

2,000 V / 300 W

Ik max

3.5 A

μ

4.5

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

6 V / 2.6 A

Plate

2,000 V / 125 W

Screen

400 V / 12 W

gm

12 mA/V

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

26.5 V / 580 mA

Plate

2,000 V / 125 W

Screen

400 V / 12 W

gm

12 mA/V

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

7.5 V / 160 A

Plate

10,000 V / 15,000 W

Screen

2,000 V / 450 W

Ik max

6 A

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

7.5 V / 160 A

Plate

10,000 V / 15,000 W

Screen

2,000 V / 450 W

Ik max

6 A

μ

4.5

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Plate

10,000 V / 15,000 W

Screen

2,000 V / 450 W

Air-cooled power tetrode designed for audio and RF applications, particularly VHF FM broadcast transmitters in the 88–108 MHz band.

Base

—

Socket code

—

Sections

1

Heater

5 V / 38.5 A

Plate

5,000 V / 1,500 W

Screen

750 V / 75 W

gm

26 mA/V

μ

5.5

High-power transmitting tetrode designed for RF amplification and modulation, with explicit pulse-modulator and regulator service ratings.

Base

Refer to variations

Socket code

Refer to variations

Sections

1

Heater

6 V / 9 A

Plate

3,000 V / 1,500 W

Screen

400 V / 12 W

gm

30 mA/V

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

12.6 V / 4.4 A

Plate

3,300 V / 1,600 W

Screen

350 V / 20 W

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

10 V / 140 A

Plate

10,000 V / 20,000 W

Screen

2,000 V / 450 W

Ik max

5 A

μ

4.5

High-power ceramic/metal transmitting tetrode designed for RF power amplification, linear amplification, oscillation, modulation, broadcast, or related high-power service.

Base

—

Socket code

—

Sections

1

Heater

10 V / 140 A

Plate

10,000 V / 20,000 W

Screen

2,000 V / 450 W

High-performance ceramic-metal power tetrode for audio and RF applications, particularly AM broadcast transmitters and pulse-modulator service.