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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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234 vacuum tube outline illustration

Tube-number record

234

0 archive entries

234 is a tube type in the TubeDatabase archive (class: Super-Control R-F Amplifier Pentode). Recorded specifications: construction Pentode, base Plastic, socket 4-pin, and maximum plate voltage 180 V. The archive does not yet hold a photographed example of this type.

ClassSuper-Control R-F Amplifier Pentode
Base4-pin

Construction

Primary TypePentode
EnvelopeST-12
Base MaterialPlastic
SectionsSingle

Filament / Heater

Absolute Maximum Ratings

Plate Voltage180 V
Grid 2 Voltage67.5 V

Audio Performance

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class A Amplifier180 V62010000006202.8 mA

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