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ID = 42394
Brand: Siemens (& Halske, -Schuckert Werke SSW, Electrogeräte); Berlin, München
Tube type:  Transistor   Power/Output 
Identical to TF78/60
Similar Tubes
Normally replaceable-slightly different:
  2SB18 ; ADY11 ; ADY13 ; ADY20 ; ADY21
Different maximum ratings:
  TF78/30 ; TF78/50
Other base:
Successor Tubes ADY11   ADY13   ADY21   ADY20  


PNP germanium junction transistor intended as AF power amplifier / switch.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
15 x 8 x mm / 0.59 x 0.31 x inch
Weight 3 g / 0.11 oz

tf78_60_sockel.gif TF78/60: Siemens Taschenbuch 1967/68
Bernd Pötzsch

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TF78/60: Siemens
Thomas Günzel † 1.8.22

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Usage in Models 1= 1960?? ; 1= 1960 ; 1= 1961 ; 2= 1966 ; 1= 1970??

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):6

Collection of

Collection of a member from D


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