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

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Tube-number record

6287

0 archive entries

6287 is a tube type in the TubeDatabase archive (class: Pentode). Recorded specifications: brand Sylvania, construction Beam tetrode / beam power, base Miniature button 9 pin, socket Noval (B9A), maximum plate voltage 275 V, and maximum plate dissipation 13.2 W. The archive does not yet hold a photographed example of this type.

BrandSylvania
ClassPentode
BaseNoval (B9A)
Filament6.3 V @ 600 mA

Construction

Primary TypeBeam tetrode / beam power
EnvelopeT-6 1/2
Base MaterialMiniature button 9 pin
SectionsSingle

Filament / Heater

Heater NotesSuitable for ac or dc

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Audio Amplifier250 V410055000—48 mA

Datasheets

Datasheet: 6287.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 Dissipation13.2 W
    Grid 2 Voltage275 V
    Grid 1 Voltage-116 V
    Cathode Current85 mA
    H-C Voltage200 V

    Audio Performance

    Typical THD9%
    Power Output4.5 W
    Key Features
    • Miniature audio beam-power pentode
    • Long life
    • Stable performance
    • High shock resistance
    • Vibration resistant