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ID = 33797
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  Transistor   Power/Output 
Identical to OD603/50
Similar Tubes
Other shape (e.g. bulb type):
  AD131 ; AD149 ; AD166
First Source (s)
Mar.1958 : Telefunken-Zeitung
Successor Tubes AD149  

Base Wires
Description PNP germanium junction transistor for AF medium power amplifier applications. Metal case (pot), a suitable fastening is required; wires: blank=C, green=E, yellow=B.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
19 x 9 x mm / 0.75 x 0.35 x inch
Weight 12 g / 0.42 oz
Information source -- Collector info (Sammler)   KTT 1969/70

od603_s_2.gif OD603/50: TVT 1979 ECA München
Günther Stabe † 19.8.20

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OD603/50: Telefunken Transistoren 1961
Thomas Günzel † 1.8.22

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