Antique radios, Old Time Radios
421T1
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Country:
France
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|
| Identical to |
421T1
|
| Similar
Tubes |
Normally replaceable-slightly different:
420T1
Different maximum ratings:
521T1
|
| Base |
Wires
|
| Description |
PNP germanium alloy transistor intended as AF low power amplifier
Text in other
languages (may
differ)
|
Dimensions (WHD)
incl. pins / tip |
6 x 9 x mm / 0.24 x 0.35 x inch |
| Weight |
1 g / 0.04 oz |
| Information source |
-- Original-techn. papers. Mazda catalogue 1967
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421T1: Mazda
Günther Stabe † 19.8.20
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421T1: Mazda Belvu
Patrice Zeissloff
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