Antique radios, Old Time Radios
40407
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Country:
United States of America (USA)
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| Identical to |
40407
|
| Similar
Tubes |
Normally replaceable-slightly different:
AT477
; BC140
|
| Base |
Wires
|
| Description |
NPN silicon medium power transistor intended as driver / AF amplifier / switch.
-
Text in other
languages (may
differ)
|
Dimensions (WHD)
incl. pins / tip |
9 x 7 x 8 mm / 0.35 x 0.28 x 0.31 inch |
| Weight |
1 g / 0.04 oz |
| Information source |
-- Collector info (Sammler) TTT Steidle 1981
|
40407: Personal file
Antonio Rabitti
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40407: TVT 73
Günther Stabe † 19.8.20
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40407: RCA Manual SC-12
Heinz Höger
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2
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