GU56

RF power triode for oscillator and amplifier service. Approximately 700 W plate dissipation and multi-kilovolt capability provide useful medium-power radio-frequency generation and amplification for communications and related transmitter equipment.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: -
Base pins: -
Nominal heater: 6.3 V / -

Description

RF oscillator and amplifier triode. Extracted from the English electrical and limit-operating tables of the bilingual datasheet.

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: 6.3 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

Triode

X-ray radiationInterelectrode capacitances

Max plate voltage: 3500 V
Max plate dissipation: 700 W
Max grid dissipation: 200 W

English text primary; Russian used only to verify/repair 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

Triode

Characteristic

Transconductance
6000 to 10000 uS
Amplification Factor
11 to 19
Minimum Anode Current
1.5 A
Va=300V;Vg=250V

Capacitance

Input Capacitance
30 pF
max
Output Capacitance
20 pF
max
Transfer Capacitance
0.8 pF
max

Other

Operating Frequency
45 MHz