Antique radios, Old Time Radios
2Т91392t9139
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Country:
Soviet Union
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| Identical to |
2Т9139
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| Similar
Tubes |
Normally replaceable-slightly different:
BD139
; КТ815
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| Base |
Wires
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| Description |
NPN silicon transistor intended as AF power amplifier.
-
Text in other
languages (may
differ)
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Dimensions (WHD)
incl. pins / tip |
8 x 11 x 3 mm / 0.31 x 0.43 x 0.12 inch |
| Weight |
2 g / 0.07 oz |
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2Т9139: TTT Steidle 1981
Günther Stabe † 19.8.20
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Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
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