Antique radios, Old Time Radios
3N47
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Country:
United States of America (USA)
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| Identical to |
3N47
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| Similar
Tubes |
Other shape (e.g. bulb type):
3N51
Normally replaceable-slightly different:
3N45
Different maximum ratings:
3N46
; 3N48
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| First Source
(s) |
Mar.1959 : -- Collector info (Sammler) Joe Knight
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| Base |
No base
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| Description |
Early PNP germanium alloy transistor tetrode intended as AF power amplifier / switch.
-
Text in other
languages (may
differ)
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Dimensions (WHD)
incl. pins / tip |
22 x 17 x 22 mm / 0.87 x 0.67 x 0.87 inch |
| Weight |
8 g / 0.28 oz |
| Information source |
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3N47: JEDEC
Günther Stabe † 19.8.20
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