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

2SD91

Information - Help 
ID = 71012
       
Country:
Japan
Brand: Common type Japan tube/semicond.
Tube type:  Transistor   Power/Output 
Identical to 2SD91
Similar Tubes
Normally replaceable-slightly different:
  2N3054

Base Wires
Filament Solid State
Description

NPN silicon planar transistor intended as AF power amplifier.
-

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
31 x 8 x 19 mm / 1.22 x 0.31 x 0.75 inch
Weight 6 g / 0.21 oz
Information source -- Collector info (Sammler)   TTT 1981 Steidle, Towers IVT
 
2sd91.jpg
2SD91: Sammlung PR
Peter Roggenhofer † 25.4.18

 
f_4~~2.gif
2SD91: TTT Steidle 1981
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