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ID = 33771
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  Transistor   Power/Output 
Identical to OC602spez
Similar Tubes
Normally replaceable-slightly different:
  AC105 ; AC131 ; AC152 ; OC604spez ; OC72 ; OC76
Other class quality (otherwise equal):
Different maximum ratings:
Other base and data slightly different:
  OC828 ; OX7020
First Source (s)
Mar.1957 : Telefunken-Zeitung
Predecessor Tubes OC602  
Successor Tubes AC131   AC105   OC604spez  

Base Wires
Filament Solid State /
Description PNP germanium junction transistor for AF amplifier applications. Allglass, red dot indicates collector.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
6 x 20 x mm / 0.24 x 0.79 x inch
Weight 3 g / 0.11 oz
Literature -- Collector info (Sammler)   KTT 1969/70

  OC602spez: Tfk-Applikationen
Karl-Heinz Entrich
OC602spez: Eigene Sammlung
Siegfried Neumann

OC602spez: TVT 73
Günther Stabe

OC602spez: Telefunken Transistoren 1961
Thomas Günzel

Usage in Models 1= 1957 ; 2= 1958 ; 2= 1959 ; 3= 1960 ; 1= 1962

Number of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):9

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