Path: utzoo!utgpu!news-server.csri.toronto.edu!rutgers!uwm.edu!csd4.csd.uwm.edu!info-high-audio-request From: sjc@fmg.bt.co.uk (Steve Colwill) Newsgroups: rec.audio.high-end Subject: class A amps Message-ID: <6650@uwm.edu> Date: 28 Sep 90 12:53:21 GMT Sender: news@uwm.edu Lines: 12 Approved: tjk@csd4.csd.uwm.edu thomas willett (gt4586c@prism.gatech.edu) writes: >poster noted that he couldn't tell the difference when his amp had preheated >for half-an-hour versus a whole day. Has anybody else performed a similar >experiment and would like to comment? I run a system bi-amped with Musical Fidelity (I think they may be ``British Fidelity in the US) A372 Class-A amps. They get through a lot of heat! I have not noticed that that there is a difference in sound quality between minutes from power-on and hours thereafter. Steve Colwill BT Research UK