GU92B

Transmitting power tetrode designed for RF amplification, linear/SSB service, oscillation, modulation, broadcasting, or frequency multiplication.

Directly heatedCold cathodeCommon cathodeDissimilar

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

Description

The GU-92B is a directly heated metal-ceramic tetrode used in RF power-amplifier service, with forced-air cooling and a 250 MHz operating-frequency limit.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: -
Base pins: -
Nominal heater voltage: 10 V
Nominal heater current: -
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

Tetrode

X-ray radiationInterelectrode capacitances

Max plate voltage: 8000 V
Max screen voltage: 1200 V
Max plate dissipation: 25000 W
Max screen dissipation: 250 W
Max grid dissipation: 120 W

English text used as primary source; Russian text used only to repair/check ambiguous OCR.

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 Electronintorg

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Other

Operating Frequency
250 MHz
Maximum Anode Voltage
8000 V
Maximum Anode Dissipation
25000 W
Maximum Grid Dissipation
120 W
Maximum Grid 2 Voltage
1200 V
Maximum Grid 2 Dissipation
250 W
Filament Starting Current Peak
300 A

Characteristic

Filament/Heater Voltage
10 V
Peak Anode Current
22 A

Capacitance

Common-Grid Interelectrode Capacitances
published