Need Help. Audio Research Preamp SP-9 [Archive]

Need Help. Audio Research Preamp SP-9 [Archive] - Audio & Video Forums

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audio geek

12-31-2006, 03:00 PM

I need help with my Audio Research Preamp SP-9. It gradually looses the right channel on phono section only as the preamp warms up or sees minimal heat. If you blow air across the amp, the right channel returns. Any help or suggestions will be greatly appreciated.

Thank you.
-audio geek