Tube-number record
6851
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BrandBendix Aviation Corporation
ClassMiniature Hard Glass High Mu Double Triode
BaseNoval (B9A)
Filament6.3 V @ 250 mA
Construction
Primary TypeDual triode
EnvelopeT-6 1/2
Base MaterialHard Glass
Sections2
Filament / Heater
Heater NotesHeater center tap on Pin 9
Absolute Maximum Ratings
Plate Voltage330 V
Plate Dissipation0.9 W
Cathode Current8 mA
H-C Voltage300 V
Audio Performance
Key Features
- Miniature
- Hard Glass
- High Mu
- Unipotential cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Amplifier | 250 V | 1200 | 60000 | 70 | 1 mA |
Datasheets
Datasheet: 6851.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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