Sony TA-1150 Integrated Amplifier. works, I`ve been using it for about a year, in the event I don`t play it for a few days, the left Ch, Try`s to crap out, I just put it to Mono for a few secants, And it plays fine, And a (VERY VERY VERY) Clean Amp! If Any questions please feel free to ask. . ..Thanks for reading..