Antique radios, Old Time Radios
BD643
|
Country:
Europe
|
|
| Identical to |
BD643
|
| Similar
Tubes |
Normally replaceable-slightly different:
BD695
; BDW23
; BDX53
|
| Base |
Wires
|
| Description |
NPN silicon planar Darlington transistor intended as AF power amplifier
Text in other
languages (may
differ)
|
Dimensions (WHD)
incl. pins / tip |
12 x 15 x 5 mm / 0.47 x 0.59 x 0.20 inch |
| Weight |
5 g / 0.18 oz |
| Information source |
|
|
BD643: TTT Steidle 1981
Günther Stabe † 19.8.20
|
|
BD643: Valvo Transistoren, 1974
Anonymous 10 Collector
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