6CC31
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BrandTesla
ClassDouble Triode
Base7-pin miniature
Filament6.3V @ 450mA
Construction
Primary TypeDouble Triode
EnvelopeGlass
Sections2
Filament / Heater
Heater NotesIndirectly heated
Absolute Maximum Ratings
Plate Voltage300 V
H-C Voltage100 V
Audio Performance
Power Output3.5 W
Key Features
- VHF/NF Amplifier
- VHF Oscillator
- Mixer up to 600 Mc/s
- Common cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A (System 1) | 100V | 5300 | 7100 | 38 | 8.5mA |
| Class A (System 2) | 200V | 3000 | 12500 | 38 | 6mA |
Application Notes
Operating values for Class C push-pull at 250 Mc/s provide approximately 3.5W output.
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