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Tube Database (7,341 tube types · 1,270 archive entries)

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1B24A vacuum tube outline illustration

Tube-number record

1B24A

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1B24A is a tube type in the TubeDatabase archive (class: TR Tube). Recorded specifications: brand Thomson-Varian, construction Other / special, and socket Waveguide. The archive does not yet hold a photographed example of this type.

BrandThomson-Varian
ClassTR Tube
BaseWaveguide

Construction

Primary TypeOther / special
EnvelopeMetal/Ceramic
SectionsSingle

Filament / Heater

Absolute Maximum Ratings

Grid 1 Voltage-1000 V
Cathode Current0.2 mA

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Igniter Operation325 V———0.1 mA

Application Notes

The 1B24A is a tunable narrow-band TR gas switch. It is mechanically inserted into the waveguide portion branching to the receiver to protect it during magnetron emission. Tuning is achieved via approximately 5 screw turns.

Datasheets

Datasheet: 1B24A.pdf

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Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.

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    Audio Performance

    Key Features
    • Tunable (8490 to 9600 MHz)
    • X-Band
    • Gas discharge
    • Receiver protector