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

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Tube-number record

7732

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7732 is a tube type in the TubeDatabase archive (class: Pentode). Recorded specifications: brand CBS, construction Pentode, base Miniature button 7-pin, socket Miniature 7-pin (B7G), maximum plate voltage 330 V, and maximum plate dissipation 2.3 W. The archive does not yet hold a photographed example of this type.

BrandCBS
ClassPentode
BaseMiniature 7-pin (B7G)
Filament6.3 V @ 300 mA

Construction

Primary TypePentode
EnvelopeT-5 1/2
Base MaterialMiniature button 7-pin
SectionsSingle

Filament / Heater

Heater NotesContinuous-wound coil heater

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Pentode250 V6000600000—8.5 mA

Application Notes

Designed for measurement test equipment, instrumentation, and other applications where extreme reliability and stable characteristics are required.

Datasheets

Datasheet: 7732.pdf

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

Filters

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Manufacturers

Brands

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    Plate Voltage330 V
    Plate Dissipation2.3 W
    Grid 2 Voltage330 V
    H-C Voltage200 V

    Audio Performance

    Key Features
    • High input impedance
    • Gold plated base pins
    • Continuous-wound coil heater
    • Low noise and microphonism
    • Long life
    • 48 hour burn-in period