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Power - Tetrode (NOT beam) (over 1000V 100W) ·Tetrode

GU39B1

High-power Russian HF/lower-VHF tetrode with approximately 8 kW plate dissipation and 13 kW minimum output.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.3 V / -

Description

RF power tetrode with 13-kW minimum output at 30 MHz. 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

Tetrode

X-ray radiationInterelectrode capacitances
Max plate voltage
10000 V
Max screen voltage
2000 V
Max plate dissipation
8000 W
Max screen dissipation
450 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

Tetrode

Characteristic

  • Transconductance

    20000 to 28000 uS

  • Amplification Factor

    6 to 9

Capacitance

  • Input Capacitance

    80 pF

    max

  • Output Capacitance

    29 pF

    max

  • Transfer Capacitance

    0.7 pF

    max

Other

  • Minimum Output Power

    13 kW

    Va=10kV;30MHz

  • Cutoff Frequency

    100 MHz

  • Filament Starting Current

    150 A