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Showing posts from July, 2016

The Mysterious Case of the Turntable Hum

So there's this project down in SoCal; the client is a huge vinyl rock 'n roll and blues fan with what you'd call a multi-use media room. After the initial commissioning of his system, everything was groovy (pun intended) save for some serious hum and noise issues with the high-end turntable rig. Unfortunately, scheduling required us to knock off before we could track down all the issues.  Over the next while, the installer's guys and some outside consultants gave it their best shot - to no avail. Eventually, I said, "Enough is enough; we've got to get this guy squared away."  

So, I loaded up my test gear, tossed in my trusty Technics SL1200 turntable with a basic preamp of my own, and headed south. After a good bit of head banging (the bad kind) and hair-pulling, I replaced his turntable and phono pre with mine. Presto! Hum/noise gone. Taking systematic approach of slowly inserting the client’s gear into the scheme, I found a “perfect storm” of issues tha…

Performance Media Industries, Ltd.

61 Galli Drive, Suite B. Novato, CA 94949, USA
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