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

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6CH6 vacuum tube outline illustration

Tube-number record

6CH6

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6CH6 is a tube type in the TubeDatabase archive (class: Video Amplifier Pentode). Recorded specifications: brand Brimar, construction Pentode, base Glass, socket Noval (B9A), maximum plate voltage 275 V, and maximum plate dissipation 12 W. The archive does not yet hold a photographed example of this type.

BrandBrimar
ClassVideo Amplifier Pentode
BaseNoval (B9A)
Filament6.3 V @ 750 mA

Construction

Primary TypePentode
EnvelopeT6½
Base MaterialGlass
SectionsSingle

Filament / Heater

Heater NotesIndirectly heated

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Pentode250 V11000500002640 mA
Triode250 V13000187025.846 mA

Application Notes

The valve is eminently suited for use as a triode connected cathode follower amplifier having a low output impedance. No positive DC grid current should be allowed to flow. Not recommended for use as a Class B or C amplifier, or as a frequency multiplier.

Datasheets

Datasheet: 6CH6.pdf

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

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Manufacturers

Brands

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    Plate Voltage275 V
    Plate Dissipation12 W
    Grid 2 Voltage275 V
    Cathode Current65 mA
    H-C Voltage90 V

    Audio Performance

    Typical THD8.5%
    Power Output3 W
    Key Features
    • Miniature construction
    • High slope
    • Beam confining plates
    • Video amplifier
    • AF power output stage
    • Triode connected cathode follower