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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

231

0 archive entries

231 is a tube type in the TubeDatabase archive (class: Triode). Recorded specifications: brand Western Electric, construction Triode, and maximum plate voltage 150 V. The archive does not yet hold a photographed example of this type.

BrandWestern Electric
ClassTriode

Construction

Primary TypeTriode

Filament / Heater

Absolute Maximum Ratings

Plate Voltage150 V

Audio Performance

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class A130 V400180007.22 mA

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