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

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21GY5 vacuum tube outline illustration

Tube-number record

21GY5

0 archive entries

21GY5 is a tube type in the TubeDatabase archive (class: Beam Pentode). Recorded specifications: brand General Electric, construction Beam tetrode / beam power, and socket Compactron. The archive does not yet hold a photographed example of this type.

BrandGeneral Electric
ClassBeam Pentode
BaseCompactron
Filament21 V @ 450 mA

Construction

Primary TypeBeam tetrode / beam power
EnvelopeCompactron
SectionsSingle

Filament / Heater

Warm-up Time11s
Heater NotesHeater voltage for a bogey tube at If = 0.45 amperes

Absolute Maximum Ratings

Application Notes

The 21GY5 is a compactron beam-power pentode designed for use as the horizontal-deflection amplifier in television receivers. Except for heater characteristics, the 21GY5 is identical to the 6GY5.

Datasheets

Datasheet: 21GY5.pdf

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

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    Audio Performance

    Key Features
    • Compactron
    • Beam-power pentode
    • Horizontal-deflection amplifier