Tube-number record
9C22
0 archive entries
9C22 is a tube type in the TubeDatabase archive (class: Power Triode). Recorded specifications: brand RCA, year 1951, construction Triode, base Metal, socket Special / none, maximum plate voltage 17000 V, and maximum plate dissipation 20000 W. The archive does not yet hold a photographed example of this type.
BrandRCA
ClassPower Triode
BaseSpecial / none
Construction
Primary TypeTriode
EnvelopeGlass-Metal
Base MaterialMetal
Sections1
Filament / Heater
MaterialMultistrand Tungsten
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class C Telegraphy | 17000 V | — | — | 41 | 5000 mA |
| Class C Telephony | 12500 V | — | — | 41 | 3500 mA |
Application Notes
The specified air flow at a pressure of 2.2 inches of water should be delivered by a blower vertically upward through the radiator before and during the application of any voltages.
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