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Power - Triode ·Triode

GS24B

Grounded-grid RF power triode for oscillator and amplifier service. High transconductance, moderate plate dissipation, and several-hundred-volt operation provide compact radio-frequency power from a conventional heater supply.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.3 V / 880 mA

Description

The GS24B is a grounded-grid rf oscillator and power-amplifier 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
6.3 V
Nominal heater current
880 mA
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
Transconductance
0.025 S
Max plate voltage
900 V
Max plate dissipation
120 W
Max grid dissipation
2.5 W
Max cathode current
270 mA

Promoted from English maximum values and characteristics.

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

  • Heater current

    380 mA to 1.38 A

  • Mutual conductance

    25 mA/V

  • Cutoff voltage

    13 V

  • Anode current characteristic

    60 to 125 mA

  • Mutual conductance

    20 to 30 mA/V

Other

  • Maximum anode voltage

    900 V

  • Maximum cathode/anode current

    270 mA

  • Anode dissipation

    120 W

  • Grid dissipation

    2.5 W

  • Warm-up time

    60 s

  • Output power

    26 W

    HeaterVoltage=11.3V

  • Operating point anode voltage

    350 V

  • Operating point cathode current

    240 mA

  • Operating point grid current

    70 mA

  • Operating point output power

    20 W