2C22
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BrandRCA
ClassAmplifier Triode
BaseOctal
Filament6.3V @ 300mA
Construction
Primary TypeTriode
EnvelopeT-9
Sections1
Filament / Heater
Heater Notesac or d-c
Absolute Maximum Ratings
Plate Voltage300 V
Plate Dissipation3.3 W
Audio Performance
Key Features
- Coated Unipotential Cathode
- Skirted Miniature Caps
- Intermediate Shell Octal 8-Pin Base
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A Amplifier | 300V | 3000 | 6600 | 20 | 11mA |
Application Notes
In intermittent Commercial and Amateur Service (ICAS), the plate voltage may be as high as 500 volts maximum, but the maximum plate dissipation remains unchanged. Under maximum rated conditions, the resistance in the grid circuit should not exceed 1.0 megohm.
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