Antique radios, Old Time Radios
BD231
|
Country:
Europe
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|
| Identical to |
BD231
|
| Similar
Tubes |
Normally replaceable-slightly different:
BD140
; BD238
|
| First Source
(s) |
Sep.1975 : -- Collector info (Sammler)
|
| Base |
Wires
|
| Description |
PNP silicon planar transistor intended as AF medium power amplifier.
-
Text in other
languages (may
differ)
|
Dimensions (WHD)
incl. pins / tip |
8 x 12 x 3 mm / 0.31 x 0.47 x 0.12 inch |
| Weight |
1 g / 0.04 oz |
| Information source |
-- Collector info (Sammler) TVT 1979/80, TTT Steidle 1981
|
|
BD231: TVT 1979/80 ECA
Günther Stabe † 19.8.20
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|
BD231: Valvo Transistoren, 1974
Anonymous 10 Collector
More ...
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
Collection of
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