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#1 |
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diyAudio Member
Join Date: Jan 2004
Location: Italy, Genova
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Hi all,
I'm searching for the schemas of my pre. It recently developped some hum and would like to investigate how2 fix it. Any help is welcome, Stefano |
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#2 |
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diyAudio Moderator
Join Date: Jun 2004
Location: Georgetown, On
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Hi Stefano,
Use an oscilloscope to look at the power supplies for ripple. You could measure each cap as well. If you don't have experience, let a good technician service it for you. It's a good piece of equipment. -Chris |
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#3 |
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diyAudio Member
Join Date: Jan 2004
Location: Italy, Genova
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Hi Chris,
thanks a lot. I will perform the simple measure. Stefano |
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