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GT20

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ID = 34314
       
Country:
Germany
Brand: Rost, Dr. Rudolf; Hannover
Tube type:  Transistor   Audio Frequency 
Identical to GT20
Similar Tubes
Normally replaceable-slightly different:
  GT10 ; GT30
Different maximum ratings:
  2N283
First Source (s)
Mar.1952 : -- Collector info (Sammler) R.Herzog

Base Wires
Description Earliest german commercial PNP germanium point contact transistor for AF pre-amplifier applications.
 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
5 x 14 x mm / 0.20 x 0.55 x inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   Funktechnik 19/54

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GT20: Funktechnik 19/54
Egon Strampe

 

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