Antique radios, Old Time Radios
CK721
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Country:
United States of America (USA)
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| Identical to |
CK721
|
| Similar
Tubes |
Other base and data slightly different:
2N131
; 2N64
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| Base |
Wires
|
| Description |
PNP germanium junction transistor intended as audio amplifier.
-20 V collector voltage; -6.0 mA emitter current; 30mW dissipation.
Text in other
languages (may
differ)
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Dimensions (WHD)
incl. pins / tip |
10 x 5 x 6 mm / 0.39 x 0.20 x 0.24 inch |
| Weight |
1 g / 0.04 oz |
| Information source |
- - Manufacturers Literature
-- Collector info (Sammler) KTT 1969/70
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CK721: Funktechnik 8/56
Egon Strampe
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CK721: Raytheon
Günther Stabe † 19.8.20
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):8
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| Data Compliance |
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