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

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6388 vacuum tube outline illustration

Tube-number record

6388

0 archive entries

6388 is a tube type in the TubeDatabase archive (class: Cold Cathode Gas Triode). Recorded specifications: brand Western Electric, construction Triode, base Glass, socket Noval (B9A), and maximum plate voltage 180 V. The archive does not yet hold a photographed example of this type.

BrandWestern Electric
ClassCold Cathode Gas Triode
BaseNoval (B9A)

Construction

Primary TypeTriode
Rectifier TypeGas-filled Relay
EnvelopeMiniature
Base MaterialGlass
Sections1

Filament / Heater

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Relay Operation69 V———10 mA

Application Notes

Suitable for control circuits such as triggering, counting, or switching apparatus. Functions as a relay, voltage regulator, or rectifier.

Datasheets

Datasheet: 6388.pdf

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

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    Plate Voltage180 V
    Cathode Current30 mA

    Audio Performance

    Key Features
    • Inert-gas filled
    • Cold cathode
    • Miniature button 9-pin base
    • Opaque bulb coating