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

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Tube-number record

7235

0 archive entries

BrandNational Union
ClassHigh Mu Triode Amplifier
BaseNoval (B9A)

Construction

Primary TypeTriode
EnvelopeT6s
Sections1

Filament / Heater

Heater NotesHeater characteristics listed but values missing in source text

Absolute Maximum Ratings

Plate Voltage10000 V
Plate Dissipation10 W
Cathode Current5 mA

Audio Performance

Key Features
  • Low capacities
  • High gain
  • High voltage ratings
  • Miniature

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical Operation1500 V850—550—

Application Notes

Designed for usage in regulated power supplies or voltage amplifiers operating at plate potentials between 1 KV and 10 KV. Well suited for television, oscilloscope, or regulator circuits.

Datasheets

Datasheet: 7235.pdf

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Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.

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