andyg
New Member
Posts: 3
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Post by andyg on Nov 20, 2007 4:42:46 GMT -7
I have a z 28 but lately I have very low output with no gain. I have swaped out all tubes ecept the ef 86, I didn't have a spare. Could it be the problem?
Andy
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Post by dixiechicken on Nov 20, 2007 4:47:40 GMT -7
DC here! Change also the EF86 tube. Don't forget to re-bias your amp - you DID change the power-tubes you said??? Cheers: Dixiechicken!
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andyg
New Member
Posts: 3
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Post by andyg on Nov 20, 2007 5:20:31 GMT -7
Yes I tried new power tubes.
Andy
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Post by John on Nov 20, 2007 6:12:12 GMT -7
Yes, it sure could be the ef86.
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andyg
New Member
Posts: 3
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Post by andyg on Nov 21, 2007 15:24:42 GMT -7
It was the ef 86, found one this morning poped it in and viola. Thanks for the help.
Andy
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