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BD647

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ID = 52048
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  Transistor   Power/Output 
Identical to BD647
Similar Tubes
Normally replaceable-slightly different:
  2N6044 ; BD699 ; MJE6044 ; PT6042 ; TIP131

Base Wires
Description NPN silicon 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 - - -   
- - -   TTT Steidle 1981
- - -
- - -

to220_ttt_114.gif BD647
Günther Stabe † 19.8.20

darl_l_n_26.png
BD647: TTT Steidle 1981
Günther Stabe † 19.8.20

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Usage in Models 1= 1982??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

Collection of a member from E
 
bd647_piher.jpg

BD647
 

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