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2N253

Information - Help 
ID = 37715
       
Country:
United States of America (USA)
Brand: Texas Instruments, Dallas
Tube type:  Transistor   RF/IF-Stage 
Identical to 2N253 = 121-50

Base Wires
Filament Solid State
Description

NPN germanium junction high-frequency transistor.
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Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
11 x 9 x 6 mm / 0.43 x 0.35 x 0.24 inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   KTT 1969/70, TTT Steidle 1981, Towers ITVL
 
transistor_2n253.jpg
2N253: Michael Gnaedig
Michael Gnaedig-Fischer

 
to_22_60.gif
2N253: TTT Steidle 1981
Günther Stabe † 19.8.20

 

Usage in Models 6= 1956? ; 1= 1957?? ; 10= 1957? ; 2= 1957 ; 1= 1958?? ; 7= 1958? ; 5= 1958 ; 1= 1959?? ; 5= 1959? ; 4= 1959

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):42


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