6V6GT
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BrandNational Union
ClassBeam Pentode
BaseOctal
Filament6.3V @ 450mA
Construction
Primary TypeBeam Pentode
EnvelopeT-9
Base MaterialIntermediate Shell Octal
SectionsSingle
Filament / Heater
Heater Notesac or dc
Absolute Maximum Ratings
Plate Voltage315 V
Plate Dissipation12 W
Grid 2 Voltage285 V
Audio Performance
Typical THD8%
Power Output4.5 W
Key Features
- Beam Pentode
- Intermediate Shell Octal Base
- Mounting Position: Any
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Single Tube Amplifier Class A1 (1) | 160V | 3700 | 56000 | - | 29mA |
| Single Tube Amplifier Class A1 (2) | 250V | 4100 | 52000 | - | 45mA |
| Single Tube Amplifier Class A1 (3) | 315V | 3750 | 77000 | - | 34mA |
| Push-Pull Amplifier Class AB1 (1) | 250V | 3750 | 60000 | - | 70mA |
| Push-Pull Amplifier Class AB1 (2) | 285V | 3600 |
Application Notes
The dc resistance in the grid circuit should not exceed 0.5 megohm for self-bias operation and 0.2 megohm for fixed bias operation.
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