Antique radios, Old Time Radios
2SD21
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Country:
Japan
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| Identical to |
2SD21
|
| Similar
Tubes |
Normally replaceable-slightly different:
2SD20
; 2SD22
; 2SD23
|
| Base |
Wires
|
| Description |
NPN germanium alloy transistor intended as AF low power amplifier / driver.
-
Text in other
languages (may
differ)
|
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 |
|
2SD21
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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| Data Compliance |
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