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S8557

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ID = 74156
       
Country:
Hong Kong
Brand: Common type Hong Kong tube/semicond.
Tube type:  Transistor   RF/IF-Stage 
Identical to S8557

Base Wires
Description NPN silicon planar 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 -- Schematic   

to_92_ebc~~63.png S8557: TVT 1969 Verlag Nolde Dachau
Günther Stabe † 19.8.20

Usage in Models 1= 1975?

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

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