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

MJ490

Information - Help 
ID = 57543
       
Country:
United States of America (USA)
Brand: Motorola Inc. (ex Galvin Mfg.Co. Chicago); Schaumburg (IL)
Tube type:  Transistor   Power/Output 
Identical to MJ490

Base SPECIAL TUBEBASE in general
Filament Solid State
Description

PNP silicon planar transistor intended as AF power amplifier.
-

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
39 x 8 x 27 mm / 1.54 x 0.31 x 1.06 inch
Weight 12 g / 0.42 oz
Information source -- Collector info (Sammler)   TTT 1981 Steidle

to_3~~25.gif MJ490: TVT 1969 Verlag Nolde Dachau
Günther Stabe † 19.8.20

Usage in Models 1= 1970??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
 

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