GL810

High-mu General Electric power triode for RF and audio power-amplifier service. Approximately 125 W plate dissipation and 1.5 kV capability support substantial transmitting and push-pull audio output applications.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: B4B
Base pins: -
Nominal heater: 10 V / 4.5 A

Description

Transmitting triode for audio-frequency and RF power-amplifier or oscillator service.

Socket description

Medium 4-pin bayonet

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: B4B
Base pins: -
Nominal heater voltage: 10 V
Nominal heater current: 4.5 A
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Triode

X-ray radiationInterelectrode capacitances

Amplification factor: 36
Max plate voltage: 2000 V
Max plate dissipation: 125 W

Promoted fields mapped from printed ratings/characteristics headings; specialized published data retained in parameter rows.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

1968 General Electric Co

Published operating points and test conditions from this source.

SECTION 1

Triode

Other

Effective load (plate to plate). . .. .. .............. 6600 11000
11600 ohms
Effective load (plate to plate). . .. .. .............. 6600 11000 11600 ohms
4000
4000 ohms
4000 4000 ohms
3000 4000
4000 ohms
3000 4000 4000 ohms
415 550
510 ohms
415 550 510 ohms