Tube-number record
6G-B8 HI-FI
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ClassHi-Fi Beam Power Tube
BaseOctal
Filament6.3 V @ 1.5 mA
Construction
Primary TypeBeam tetrode / beam power
EnvelopeT-38
SectionsSingle
Filament / Heater
Heater NotesIndirectly heated
Absolute Maximum Ratings
Plate Voltage800 V
Plate Dissipation35 W
Grid 2 Voltage440 V
Cathode Current200 mA
H-C Voltage100 V
Audio Performance
Typical THD3.2%
Power Output130 W
Key Features
- High Fidelity Audio Use
- Large Power Output
- Beam Power Construction
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Push-Pull Class AB1 (Vb=600V) | 600 V | — | 15000 | 15 | 110 mA |
| Push-Pull Class AB1 (Vb=300V) | 300 V | — | — | — | 120 mA |
| Triode Connection | 350 V | — | — | — | 103 mA |
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