Be sure to invest in some good wall outlets (e.g., Porterports or Jena Labs) as part of your dedicated circuit project; then plug directly into the wall outlets. Next, get some Walker Extreme SST contact enhancer to use on all of your connections (power cords, interconnects and speaker cables). Unless you're having some severe line noise problems or some significant line voltage fluctuations, you'll get more sonic benefit making these investments before power conditioning.
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