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Power - Tetrode (NOT beam) ·Tetrode

GI47A

Russian pulse power tetrode; maximum anode voltage 12000 V.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
7.5 V / 280 A

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
7.5 V
Nominal heater current
280 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 0

Tetrode

X-ray radiationInterelectrode capacitances
Max plate voltage
12000 V

30 kW CW / 70 kW pulse; gm 0.032–0.042 A/V; filament 260–300 A; 100 kHz max.

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

2026 Russian Power

Published operating points and test conditions from this source.

SECTION 0

Tetrode

Other

  • Heater/filament voltage

    7.5 V

    Nominal heater voltage

  • Heater/filament current

    280 A

    Nominal heater current

  • Maximum plate voltage

    12000 V

    Maximum anode voltage

Characteristic

  • Center/operating frequency

    0.1 MHz

    Maximum operating frequency stated by manufacturer; not a typical center frequency