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

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6BY7 vacuum tube outline illustration

Tube-number record

6BY7

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6BY7 is a tube type in the TubeDatabase archive (class: RF Pentode). Recorded specifications: brand Philips, construction Pentode, base Small button noval 9-pin, socket Noval (B9A), maximum plate voltage 250 V, and maximum plate dissipation 2.5 W. The archive does not yet hold a photographed example of this type.

BrandPhilips
ClassRF Pentode
BaseNoval (B9A)
Filament6.3 V @ 300 mA

Construction

Primary TypePentode
EnvelopeGlass
Base MaterialSmall button noval 9-pin
SectionsSingle

Filament / Heater

Heater NotesIndirectly heated

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Wide-band amplifier250 V6000500000—10 mA

Application Notes

The 6BY7 can be used in combination with the 6AJ8 with a common screen grid resistor. For 6AJ8 as frequency changer, common resistor should be 18,000 ohms. For 6AJ8 as R.F. or I.F. amplifier, use 22,000 ohms.

Datasheets

Datasheet: 6BY7.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 Voltage250 V
    Plate Dissipation2.5 W
    Grid 2 Voltage250 V
    Grid 1 Voltage-1.3 V
    Cathode Current15 mA
    H-C Voltage50 V

    Audio Performance

    Key Features
    • Variable transconductance
    • Wide-band amplifier
    • Internal shield