Tube-number record
6BF7A
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BrandSylvania
ClassDouble Triode
BaseSubminiature
Filament6.3 V @ 300 mA
Construction
Primary TypeDual triode
EnvelopeT-3
Base MaterialGlass
Sections2
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage120 V
Plate Dissipation1.1 W
H-C Voltage200 V
Audio Performance
Key Features
- Subminiature
- Severe shock resistance
- Vibration resistance
- Medium-mu
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A Amplifier | 100 V | 4800 | 7291.67 | 35 | 8 mA |
Application Notes
Designed for service where severe conditions of mechanical shock and vibration are encountered.
Datasheets
Datasheet: 6BF7A.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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