6N6
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BrandKen-Rad
ClassPower output tube
BaseSmall octal
Filament6.3V @ 0.8mA
Construction
Primary TypeDirect coupled amplifier
EnvelopeMetal
SectionsTwo triodes
Filament / Heater
Heater NotesVoltage between heater and cathode should not exceed 50 volts. In no case should the heater be left floating.
Absolute Maximum Ratings
H-C Voltage50 V
Audio Performance
Typical THD5%
Power Output4 W
Key Features
- Direct coupled amplifier
- High power output
- Low distortion
- Simplicity of circuit components
- Metal shell connected to base pin
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Single Tube (Class A) @ 250V | 250V | - | - | - | 33mA |
| Single Tube (Class A) @ 300V | 300V | 2400 | 24100 | 58 | 45mA |
| Push-Pull - Two Tubes @ 250V | 250V | - | - | - | 33mA |
| Push-Pull - Two Tubes @ 300V | 300V | - | - | - | 45mA |
Application Notes
The Ken-Rad 6N6 is a cathode type power output tube comprising two triodes so connected internally as to form a direct coupled amplifier. External circuit considerations are very similar to Class A triodes and pentodes. DC Resistance in grid return should not exceed 0.5 megohm.
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