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OC612

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ID = 33773
       
Country:
Germany
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  Transistor   RF/IF-Stage 
Identical to OC612
Similar Tubes
Other shape (e.g. bulb type):
  2SA12 ; 2SA53 ; AF117 ; AF127 ; AF137 ; AF138 ; GFT45 ; OC169 ; TF45
Normally replaceable-slightly different:
  CK759 ; OC1612 ; OC45 ; OC871 ; OX4001 ; OX4003 ; SFT107
First Source (s)
Mar.1956 : Telefunken-Zeitung
Successor Tubes AF138  

Base Wires
Description PNP germanium junction transistor for AM IF amplifier applications. Allglass, red dot indicates collector. 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
5 x 15 x mm / 0.20 x 0.59 x inch
Weight 2 g / 0.07 oz
Information source -- Collector info (Sammler)   KTT 1969/70, Towers ITVL

d_telefunken_partner_zf_sch.png
OC612: Mende, Leitfaden der Transistortechnik
Thomas Günzel † 1.8.22

allglas_trans_28.gif OC612: TVT 73
Günther Stabe † 19.8.20

d_telefunken_oc612_1.png
OC612: Telefunken Transistoren 1961
Thomas Günzel † 1.8.22

More ...
Usage in Models 4= 1957 ; 1= 1958? ; 8= 1958 ; 5= 1959? ; 22= 1959 ; 5= 1960?? ; 4= 1960? ; 3= 1960 ; 2= 1961 ; 1= 1963 ; 1= 1965?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):56


Collection of

 
oc612_tfk.jpg

OC612
 

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