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GM0290

Information - Help 
ID = 47784
       
Country:
United States of America (USA)
Brand: Texas Instruments, Dallas
Tube type:  Transistor   UHF 
Identical to GM0290
Similar Tubes
Normally replaceable-slightly different:
  AF139 ; AF239
Different maximum ratings:
  GM0378

Base Wires
Filament Solid State
Description PNP germanium epitaxial UHF transistor.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
6 x 6 x 6 mm / 0.24 x 0.24 x 0.24 inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   KTT 1969/70
  gm_0290.png
  GM0290: Funkschau 8/64 S.188
Egon Strampe
 
gmo290_bild1.jpg
GM0290: R.Osterkamp
Rudolf Osterkamp

 
to72_ebcs_118.gif
GM0290: TVT 73
Günther Stabe † 19.8.20

 

Usage in Models 1= 1963?? ; 4= 1964 ; 4= 1965

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):9


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