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BF621

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ID = 61547
       
Country:
Poland
Brand: Unitra CEMI, Naukowo-Produkcyjne Centrum Półprzewodników; Warschau
Tube type:  Transistor   RF/IF-Stage 
Identical to BF621
Similar Tubes
Other shape (e.g. bulb type):
  BF521

Base Wires
Description

NPN silicon planar high-frequency transistor

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
5 x 5 x 4 mm / 0.20 x 0.20 x 0.16 inch
Weight 1 g / 0.04 oz
Information source - - Manufacturers Literature   

to_92~~30.gif BF621: TVT 1969 Verlag Nolde Dachau
Günther Stabe † 19.8.20

Usage in Models 1= 1975? ; 1= 1975

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2
 

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