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121-61

Information - Help 
ID = 77608
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Transistor   Power/Output 
Identical to 121-61 = 2N407

Base Wires
Description

PNP germanium alloy AF medium power transistor.
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Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
6 x 10 x 6 mm / 0.24 x 0.39 x 0.24 inch
Weight 1 g / 0.04 oz

Usage in Models 4= 1958 ; 1= 1960 ; 1= 1962

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):6
 

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