Antique radios, Old Time Radios
OC73
|
Country:
Germany
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|
| Identical to |
OC73
|
| Similar
Tubes |
Normally replaceable-slightly different:
2N283
; 3AX31C
|
| First Source
(s) |
Mar.1958 : Valvo-Berichte
|
| Base |
Wires
|
| Description |
PNP germanium junction transistor intended as switch or pre-amplifier in AF applications. All-glass body. Red dot indicates collector.
Also made by Philips and related manufacturing plants.
Text in other
languages (may
differ)
|
Dimensions (WHD)
incl. pins / tip |
5 x 15 x mm / 0.20 x 0.59 x inch |
| Weight |
3 g / 0.11 oz |
| Information source |
-- Collector info (Sammler) KTT 1969/70
|
OC73: Radio und Fernsehen 5 / 1962
Egon Strampe
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OC73: TVT 73
Günther Stabe † 19.8.20
More ...
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OC73: Miniwatt Halbleiterdaten 1960, Wiveg
Markus Müllner
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):7
Collection of
Collection of a member from D |
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