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

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
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7651 vacuum tube outline illustration

Tube-number record

7651

0 archive entries

7651 is a tube type in the TubeDatabase archive (class: Beam Power Tube). Recorded specifications: brand RCA, year 1962, construction Beam tetrode / beam power, base Metal, socket Coaxial, maximum plate voltage 5000 V, and maximum plate dissipation 600 W. The archive does not yet hold a photographed example of this type.

BrandRCA
ClassBeam Power Tube
BaseCoaxial
Filament6.3 V @ 7500 mA

Construction

Primary TypeBeam tetrode / beam power
EnvelopeCeramic-Metal
Base MaterialMetal
Sections1

Filament / Heater

Heater NotesMatrix-Type, Oxide-Coated, Unipotential Cathode

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Grid-Pulsed Cathode-Drive RF Amplifier (1215 Mc)4000 V——139000 mA
Plate-and-Screen-Pulsed RF Amplifier8000 V———9000 mA

Application Notes

For use under severe shock and vibration up to 1215 Mc. Requires forced-air cooling of 2.5 cfm for terminals.

Filters

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Manufacturers

Brands

    0 results
    Plate Voltage5000 V
    Plate Dissipation600 W
    Grid 2 Voltage1200 V
    Grid 1 Voltage-250 V
    Cathode Current500 mA

    Audio Performance

    Key Features
    • Ceramic-metal seals
    • Coaxial-electrode structure
    • One-piece electrode design
    • Integral radiator
    • Forced-air cooled
    • Matrix-type oxide-coated cathode