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TF70

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ID = 34056
       
Country:
Germany
Brand: Siemens (& Halske, -Schuckert Werke SSW, Electrogeräte); Berlin, München
Tube type:  Transistor   Audio Frequency 
Identical to TF70
Similar Tubes
Different maximum ratings:
  TF71 ; TF72
First Source (s)
Apr.1954 : -- Collector info (Sammler)
Successor Tubes TF71  
Base Wires
Description NPN germanium junction transistor for AF pre-amplifier applications.
 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip		 8 x 7 x 4 mm / 0.31 x 0.28 x 0.16 inch
Weight 2 g / 0.07 oz
Information source -- Collector info (Sammler)   KTT 1969/70
tf70_5.png
TF70: Siemens Halbleiter Schaltbeispiele April 1959
Günter Kudicke
us_old_2.gif TF70: TTT Steidle 1981
Günther Stabe † 19.8.20
tf70_dat.png
TF70: Taschentabelle 4. Aufl. Franzis-Verlag
Heinz Höger
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Usage in Models 1= 1959 ; 1= 1961
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2
 
tf70_sie.jpg

 
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