Tube-number record
2C22
0 archive entries
2C22 is a tube type in the TubeDatabase archive (class: Amplifier Triode). Recorded specifications: brand RCA, year 1943, construction Triode, socket Octal, maximum plate voltage 300 V, and maximum plate dissipation 3.3 W. The archive does not yet hold a photographed example of this type.
BrandRCA
ClassAmplifier Triode
BaseOctal
Filament6.3 V @ 300 mA
Construction
Primary TypeTriode
EnvelopeT-9
Sections1
Filament / Heater
Heater Notesac or d-c
Absolute Maximum Ratings
Plate Voltage300 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A Amplifier | 300 V | 3000 | 6600 | 20 | 11 mA |
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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