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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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465 vacuum tube outline illustration

Tube-number record

465

0 archive entries

465 is a tube type in the TubeDatabase archive (class: Power Pentode). Recorded specifications: construction Pentode, socket 5-pin, maximum plate voltage 250 V, and maximum plate dissipation 8 W. The archive does not yet hold a photographed example of this type.

ClassPower Pentode
Base5-pin
Filament4 V @ 1.1 mA

Construction

Primary TypePentode
EnvelopeGlass
Sections1

Filament / Heater

Heater NotesIndirectly heated

Absolute Maximum Ratings

Plate Voltage250 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class A250 V28004000011232 mA

Application Notes

Commonly used in European radio output stages.

Filters

0 tubes found

Manufacturers

Brands

    0 results
    Plate Dissipation8 W
    Grid 2 Voltage250 V
    Cathode Current45 mA

    Audio Performance

    Typical THD10%
    Power Output3.2 W
    Key Features
    • Power output pentode
    • Indirectly heated cathode