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unknown_IC

Information - Help 
ID = 74907
       
 
   
Tube type:  IC - Integrated Circuit 
Identical to unknown_IC

Description For being able to enter an integrated circuit (IC) to a model in case we don't know the type. 
Text in other languages (may differ)

Usage in Models 1= 1968?? ; 1= 1968 ; 6= 1970?? ; 3= 1971?? ; 1= 1973? ; 1= 1973 ; 4= 1974 ; 1= 1975? ; 1= 1977? ; 1= 1979? ; 2= 1980?? ; 1= 1980? ; 1= 1983? ; 3= 1984?? ; 3= 1985?? ; 2= 1986? ; 1= 1988?? ; 1= 1990?? ; 1= 1990? ; 4= 1992?? ; 2= 1994?? ; 1= 1995?? ; 2= 1996?? ; 1= 1999? ; 1= 2000?? ; 1= 2001 ; 1= 2002? ; 1= 2002 ; 2= 2003?? ; 2= 2004? ; 1= 2004 ; 3= 2005?? ; 2= 2006?? ; 1= 2006? ; 3= 2007?? ; 1= 2007? ; 2= 2008?? ; 2= 2008? ; 1= 2009? ; 1= 2009 ; 1= 2010? ; 3= 2011?? ; 1= 2011 ; 1= 2012?? ; 2= 2012? ; 1= 2013?? ; 1= 2013 ; 1= 2014?? ; 1= 2015?? ; 1= 2020?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):83

Collection of

 
51a.jpg

unknown_IC
 

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]
  

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