ebd920f7   
   From: spam@flippers.com   
      
   Corvette Bob wrote:   
   > Hi Guys,   
   >    I accidentally ordered a 5AU4 tube for the 5U4GB.  I read in a tube   
   > substitution list that the 5AU4 can be substituted for the 5U4GB.   
   > What I'd like to know has anyone tried this and if so, did it work?   
   > I'm using this in a Seeburg AY100U with the SHFA3 amp.  It looks to me   
   > [I'm a tube newbie by the way] that the only difference is the   
   > filament voltage.  Is that correct?  Should I try to return the 5AU4   
   > and get the correct 5U4GB?  Thanks for your help.   
   > Bob   
      
   Ask the dealer to exchange (plus and $$) tubes due to your mistake.   
   He/she will probably do that.   
      
   Way too much trouble to adapt the tube!   
      
   John :-#)#   
      
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