Antique radios, Old Time Radios
2N427
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Country:
United States of America (USA)
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| Identical to |
2N427
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| Similar
Tubes |
Normally replaceable-slightly different:
ASY26
; ASY27
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| Base |
Wires
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| Description |
Germanium PNP switching transistor in TO-5 case. Designed for computer service; diffused-alloy junctions.
-20V min.; Hfe > 40; Ft min 5 MHz; 150mW.
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Dimensions (WHD)
incl. pins / tip |
9 x 7 x 9 mm / 0.35 x 0.28 x 0.35 inch |
| Weight |
1 g / 0.04 oz |
| Information source |
-- Original-techn. papers. Electronics - October 1, 1957
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2N427: TVT 73
Günther Stabe † 19.8.20
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