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Power - Triode ·Triode

GS90B

Russian metal-ceramic microwave triode, alternate designation of GS9B, for high-frequency oscillator service.

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

Description

The GS90B designation is explicitly printed with GS9B for the same microwave triode.

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
12.6 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
5000 V
Max plate dissipation
300 W
Max grid dissipation
5 W
Max cathode current
700 mA

English text primary; Russian used only as secondary cross-check.

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

Other

  • Operating Frequency

    6500-8000 MHz

  • Maximum Anode Voltage

    2500 V

  • Maximum Anode Dissipation

    300 W

  • Maximum Grid Dissipation

    5 W

  • Cathode Current Limit

    700 mA

  • Peak Anode Voltage

    5000 V

  • Cathode Current RMS

    330 mA

  • Cathode Current Instantaneous

    700 mA

Characteristic

  • Heater/Filament Voltage

    12.6 V