torus isolation transformers

  1. U

    Deleted

    Deleted
  2. dallasjustice

    Help! Torus Isolation Transformer Buzz Sound

    I have used a Torus RM 60 in my system for about four years. About a year ago, I noticed a hum sound coming from the Torus. It wasn't that bad since I couldn't hear it from seat position about 20' away. However, the hum is now a loud buzz sound which is easily audible at seated position. I...
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