Antique radios, Old Time Radios
CK509AX
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Country:
United States of America (USA)
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| Identical to |
CK509AX
= 509AX
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| Base |
Subminiatur (wire-ends, flat) B5A
Wires only.
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| Filament |
Vf 0.625 Volts / If 0.03 Ampere / Direct |
| Description |
Voltage amplifier, hearing-aid triode.
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| Information source |
- - Manufacturers Literature
Tube Lore (I)
- - -
- - -
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CK509AX: Raytheon Manual
Heinz Höger
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Just Qvigstad
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CK509AX: Raytheon Manual
Heinz Höger
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