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RR-21

Information - Help 
ID = 35691
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Transistor   Audio Frequency 
Identical to RR-21
First Source (s)
Jul.1953 : -- Original prospect or advert Electronics

Base Wires
Description Early PNP junction transistor, suitable for audio or servo amplifiers.
Vce -15V, Ic -3mA, beta 30, power gain 25dB.
Radio Receptor Company, RR, Brooklyn, N.Y., U.S.A. 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
9 x 8 x 5 mm / 0.35 x 0.31 x 0.20 inch
Weight 1 g / 0.04 oz
Information source -- Original prospect or advert   Electronics - July, 1953
-- Collector info (Sammler)   KTT 1969/70

to_22_50.gif RR-21: TTT Steidle 1981
Günther Stabe † 19.8.20

 

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