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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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Tube-number record

COMBINED HALF WAVE RECTIFIER AND BEAM POWER AMPLIFIER

0 archive entries

COMBINED HALF WAVE RECTIFIER AND BEAM POWER AMPLIFIER is a tube type in the TubeDatabase archive (class: Multi-unit Rectifier and Audio Output). Recorded specifications: brand TUNG-SOL, year 1945, construction Multi-section, base Intermediate Shell, socket Octal, maximum plate voltage 117 V, and maximum plate dissipation 5.5 W. The archive does not yet hold a photographed example of this type.

BrandTUNG-SOL
ClassMulti-unit Rectifier and Audio Output
BaseOctal
Filament117 V @ 0.09 mA

Construction

Primary TypeMulti-section
Rectifier TypeHalf-wave
EnvelopeT-9 Glass Bulb
Base MaterialIntermediate Shell
Sections2

Filament / Heater

Heater NotesAC or DC connection directly across line

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class A1 Amplifier100 V700016000—51 mA

Filters

0 tubes found

Manufacturers

Brands

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    Absolute Maximum Ratings

    Plate Voltage117 V
    Plate Dissipation5.5 W
    Grid 2 Voltage117 V
    H-C Voltage175 V

    Audio Performance

    Typical THD6%
    Power Output1.2 W
    Key Features
    • Coated Unipotential Cathode
    • Designed for connection directly across a 117-volt supply line