Tube-number record
6V8
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BrandTUNG-SOL
ClassTriple-Diode Triode
BaseNoval (B9A)
Filament6.3 V @ 450 mA
Construction
Primary TypeMulti-section
EnvelopeGlass
Base MaterialButton
Sections4
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation1 W
H-C Voltage20 V
Audio Performance
Key Features
- Two high perveance diodes
- Medium perveance diode
- High-mu triode
- Independent cathode for one high perveance diode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Amplifier | 100 V | 1300 | 64000 | 70 | 0.8 mA |
| Class A1 Amplifier | 250 V | 1200 | 58000 | 70 | 1 mA |
Application Notes
Permits construction of AM/FM receivers with a minimum of switching.
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