The Mactone XX-440 preamp and MH-120 amp that Steve Mishoe (In Living Stereo) sent to me were well run-in prior to their arrival, so I had the luxury of not having to do the run-in of them myself. Just a few days of playing music with the Mactone components was all that was needed on … Continue reading First Listen: Impressions of the Mactone XX-440 preamp and MH-120 amp!