radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

2N991

Information - Help 
ID = 55483
       
Country:
United States of America (USA)
Brand: Amperex; New York
Tube type:  Transistor   VHF 
Identical to 2N991
Similar Tubes
Normally replaceable-slightly different:
  AF124
Other base and data slightly different:
  2N2090

Base Wires
Filament Solid State
Description PNP germanium alloy transistor intended as FM mixer / oscillator.

Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
6 x 6 x mm / 0.24 x 0.24 x inch
Weight 1 g / 0.04 oz
Information source - - -   
- - -   TTT Steidle 1981, Towers IVT
- - -
- - -
 
to-72_ebcs_2.gif
2N991
Günther Stabe † 19.8.20

 

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
rmXorg