Tube-number record
CK502AX
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BrandRaytheon
ClassPentode
BaseSubminiature
Construction
Primary TypePentode
EnvelopeT-2X3 Glass
Base MaterialGlass
SectionsSingle
Filament / Heater
MaterialTinned flexible leads
Absolute Maximum Ratings
Plate Voltage45 V
Grid 2 Voltage45 V
Cathode Current1 mA
Audio Performance
Typical THD10%
Power Output0.006 W
Key Features
- Filament type pentode
- Economy of space, weight and battery drain
- Flexible terminal leads
- Deflector plates as Grid #3
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Amplifier (Condition 1) | 22.5 V | 385 | 220000 | — | 0.27 mA |
| Class A1 Amplifier (Condition 2) | 45 V | 500 | 250000 | — | 0.45 mA |
Application Notes
Designed for use as a power amplifier in applications requiring economy of space and weight. Do not use in series filament circuits. Red dot is adjacent to Lead 1.
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