Voltage - Pentode Sharp Cutoff (single) vacuum tubes

Pentode

Miniature sharp-cutoff pentode for receiving and general electronic small-signal applications.

Base

Not recorded

Socket

B7G

Heater

6.3 V

Sections

1

Pentode-Triode

Medium-mu triode plus sharp-cutoff pentode designed for 600 mA series-string television receiver circuits.

Base

Not recorded

Socket

B9A

Heater

6.3 V

Sections

2

Pentode-Triode

Medium-mu triode plus sharp-cutoff pentode for television video, AGC, reactance, oscillator, and phase-splitter service.

Base

9DX

Socket

B9A

Heater

6.3 V

Sections

2

Pentode

Sharp-cutoff pentode for compact RF/IF equipment operating at frequencies extending to approximately 400 MHz.

Base

7BC

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

Low-heater-current sharp-cutoff RF pentode for high-frequency wideband amplification in AC/DC receivers and mobile equipment.

Base

7CM

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

Sharp-cutoff high-transconductance pentode for television IF amplification and VHF tuner RF service.

Base

7CM

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

Sharp-cutoff high-frequency pentode for compact RF and IF equipment operating to approximately 400 MHz.

Base

7BD

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

Sharp-cutoff pentode for television IF amplification and VHF tuner RF stages.

Base

7CM

Socket

B7G

Heater

6.3 V

Sections

1

Pentode-Triode

General-purpose medium-mu triode plus sharp-cutoff pentode for television IF, video, AGC, oscillator, and phase-splitter circuits.

Base

9FT

Socket

B9A

Heater

6.3 V

Sections

2

Pentode

Power pentode used for wideband video amplification and other amplifier service; despite a conflicting stored description, its construction is not a damper diode.

Base

9BV

Socket

B9A

Heater

6.3 V

Sections

1

Pentode-Triode

High-mu triode plus sharp-cutoff pentode; the pentode is designed for television IF, AGC, and reactance-tube service.

Base

9FZ

Socket

B9A

Heater

6.3 V

Sections

2

Pentode-Triode

Sharp-cutoff pentode for television intermediate-frequency service combined with a general-purpose triode and controlled heater warm-up.

Base

9FZ

Socket

B9A

Heater

6.3 V

Sections

2

Pentode-Triode

Medium-mu triode plus sharp-cutoff pentode for a wide range of black-and-white and color television circuits, with controlled heater warm-up.

Base

9DX

Socket

B9A

Heater

6.3 V

Sections

2

Pentode

Sharp-cutoff pentode for fixed-gain Class-A voltage-amplifier service in general receiving and electronic equipment.

Base

7H

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

Sharp-cutoff high-transconductance pentode for television video-IF amplification around 40 MHz.

Base

7CM

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

Sharp-cutoff miniature wideband pentode developed particularly for fixed-gain television IF amplifier stages.

Base

7CM

Socket

B7G

Heater

6.3 V

Sections

1

Pentode-Triode

High-mu triode plus sharp-cutoff pentode designed for television sync/noise circuitry and video-output service.

Base

9HX

Socket

B9A

Heater

6.3 V

Sections

2

Pentode

Sharp-cutoff very-high-transconductance pentode for fixed-gain IF amplification in color and monochrome television receivers.

Base

9A0

Socket

B9A

Heater

6.3 V

Sections

1

Pentode

Very-high-transconductance sharp-cutoff pentode for picture-IF amplification in VHF color and monochrome television receivers.

Base

7CM

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

K8/18

Socket

IO

Heater

6.3 V

Sections

1

Pentode

Mazda 6F11 screened sharp-cutoff RF pentode for receiving and signal amplification, with high anode impedance, 6.3 V 0.2 A heater and eight-contact B8A-style base.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

B9A

Heater

6.3 V

Sections

1

Pentode

Sharp-cutoff frame-grid high-slope pentode for fixed-gain television IF amplification.

Base

Not recorded

Socket

B9A

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

B07

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

S7/10

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

Dual-control sharp-cutoff pentode for television FM detection, gated AGC, and noise-inverter signal-processing circuits.

Base

7EN

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

Dual-control sharp-cutoff pentode for gated automatic-gain-control and television noise-inverter circuits.

Base

7EN

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

High-transconductance sharp-cutoff pentode designed for wide-band television video-output service. Its fixed-gain broadband characteristics make it a video signal tube rather than a conventional audio power pentode.

Base

Not recorded

Socket

B9A

Heater

6.3 V

Sections

1

Pentode

Frame-grid sharp-cutoff pentode for high-gain television intermediate-frequency amplifier stages.

Base

9PM

Socket

B9A

Heater

6.3 V

Sections

1

Pentode

Chinese sharp-cutoff high-frequency pentode for fixed-gain RF voltage amplification.

Base

B7G

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

B9A

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

B9A

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

SUBMINIATURE6

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

SUBMINIATURE6

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

Not recorded

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

Not recorded

Socket

B7G

Heater

6.3 V

Sections

1

Pentode

High-frequency pentode designed for RF or wideband voltage amplification in radio-electronic equipment.

Base

B7G

Socket

B7G

Heater

6.3 V

Sections

1