Today, the top of the line PS Audio P20, power regenerator does more. We’ll argue about the other systems later, somewhere on the internet. Right now, we just want to stress how important it is to get a PS Audio Power Plant into your system.
The P20 lets you have your cake and eat it too. Distortion goes way down – and you can see it by the front panel meters, which give you the option to see input and output distortion readings, as well as the quality of the AC waveform entering and exiting the P20.
Read on at
http://www.tonepublications.com/review/the-ps-audio-p20-power-plant/