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

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Tube-number record

4AU6

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BrandGeneral Electric
ClassPentode
Filament4.2 V @ 450 mA

Construction

Primary TypePentode
EnvelopeMiniature

Filament / Heater

Heater NotesHeater current tolerance: +/- 30 mA

Absolute Maximum Ratings

Audio Performance

Key Features
  • Sharp-cutoff pentode
  • High-gain radio-frequency amplifier
  • Intermediate-frequency amplifier

Application Notes

Designed primarily for use as a high-gain radio-frequency or intermediate-frequency amplifier.

Datasheets

Datasheet: 4AU6.pdf

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

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