Antique radios, Old Time Radios
TK21C
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Country:
Great Britain (UK)
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| Identical to |
TK21C
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| Similar
Tubes |
Normally replaceable-slightly different:
ASY64
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| Base |
Wires
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| Description |
PNP germanium alloy bidirectional transistor for universal purpose / track switching in drum stores / Two-way simultaneous signal transmission.
-
Text in other
languages (may
differ)
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Dimensions (WHD)
incl. pins / tip |
7 x 12 x mm / 0.28 x 0.47 x inch |
| Weight |
1 g / 0.04 oz |
| Information source |
-- Original-techn. papers. STC 1963
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TK21C: STC
Günther Stabe † 19.8.20
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