Antique radios, Old Time Radios
CK502AX
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Country:
United States of America (USA)
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| Identical to |
CK502AX
= DL71
= CV385
= 2E35
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| Similar
Tubes |
Other base:
CK502AY
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| Base |
Subminiatur (wire-ends, flat) B5A
Wires only.
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| Filament |
Vf 1.2 Volts / If 0.025 Ampere / Direct / Battery = |
| Description |
Typ Va=Vg2=45, Vg1=-1.25, Ia=0.6mA, gm=0.55mA/V, ra=350K. Pout=6.3mW.
Ik <1.7mA.
Hearing aid output power pentode.
Also AY suffix, leads cut for socket mount.
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| Information source |
Taschenbuch zum Röhren-Codex 1948/49
- - Manufacturers Literature
Tube Lore (I)
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CK502AX: rtt
Anonymous 10 Collector
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Just Qvigstad
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CK502AX: Raytheon Manual
Heinz Höger
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2
Collection of
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