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2R22

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ID = 57470
       
 
   
Tube type:  Transistor   Audio Frequency 
Identical to 2R22

Base Wires
Description NPN transistor intended as AF amplifier.

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Information source - - -   
-- Schematic   
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2rxx_umgeb1~~1.png
2R22: (schematic)
Günther Stabe † 19.8.20

Usage in Models 1= 1964? ; 3= 1965?? ; 2= 1966? ; 1= 1966 ; 3= 1967?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):10
 

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