Here’s something Statesiders and Europeans can try at home for nought: unplug your amplifier/DAC/whatever from the wall, rotate its plug head 180 degrees, re-insert and listen again. Does it sound better or worse than before? Now rinse and repeat for other devices in the playback chain. I went backwards and forwards on my Technics’ SL-1200G turntable’s mains plug polarity some weeks back, astonished to note that one orientation sounded better than the other.
I might have saved myself some time had I access to iFi Audio’s latest power product, the AC Purifier (US$99/€119/£95).… Read the full article