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Tube Tinker — Electron Tube Database
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Specialized - Thyratron ·Tetrode

ASG5121

Inert-gas tetrode thyratron for industrial switching and control. Grid-triggered gas discharge provides electronic power control.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
-
Base pins
-
Nominal heater
6.3 V / 600 mA

Description

Inert gas thyratron for industrial switching and control.

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
600 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

Tetrode

X-ray radiationInterelectrode capacitances
Max cathode current
100 mA
Rectifier peak inverse voltage
1300 V
Rectifier peak forward current
500 mA

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

1953 AEG

Published operating points and test conditions from this source.

SECTION 1

Tetrode

Other

  • Maximum peak inverse voltage

    1300 V

  • Maximum peak anode current

    500 mA

  • Maximum mean anode current

    100 mA

  • Maximum negative control-grid bias

    -100 V

  • Maximum negative screen-grid bias

    -100 V