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Specialized - Thyratron ·Thyratron

7455

Zero-bias hydrogen clipper thyratron with short ionization time for high-current pulse-clipping service.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
B9A
Base pins
-
Nominal heater
5 V / 15 A

Description

Zero-bias, short-ionization-time hydrogen clipper thyratron for high-current pulse clipping service.

Socket description

Small-button Noval 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
B9A
Base pins
-
Nominal heater voltage
5 V
Nominal heater current
15 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 1

Thyratron

X-ray radiationInterelectrode capacitances
Max plate voltage
33000 V
Max cathode current
2900 A

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

1961 Tung Sol

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Characteristic

  • Gas

    Hydrogen

Other

  • DCInverseAnodeVoltageMaximum

    33000 V

  • RMSCathodeCurrentContinuousMaximum

    8.5 A

  • RMSCathodeCurrentFaultMaximum

    16 A

    AveragingTime=3s

  • PeakContinuousCathodeCurrentMaximum

    800 A

  • PeakFaultCathodeCurrentMaximum

    2900 A

  • OperatingFrequencyMaximumTested

    2500 Hz

  • SwitchTubePowerLevel

    33 MW

    LineTypeRadarModulator

Data set 02

1965 Tung Sol Industrial Tubes

Published operating points and test conditions from this source.

SECTION 1

Thyratron

Other

  • Heater voltage

    5 V

  • Heater current

    20 A

  • Maximum inverse anode voltage

    33000 V

  • Continuous RMS cathode current

    8.5 A

  • Peak continuous cathode current

    800 A

    Pulse

  • Peak fault cathode current

    2900 A

    Pulse

  • Maximum operating frequency

    2500 Hz