Antique radios, Old Time Radios
CK509AX
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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- - -
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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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