Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/18/84; site wateng.UUCP Path: utzoo!decvax!decwrl!Glacier!oliveb!hplabs!qantel!ihnp4!houxm!mhuxt!mhuxr!ulysses!burl!clyde!watmath!wateng!gtward From: gtward@wateng.UUCP (Greg Ward) Newsgroups: net.audio Subject: Re: Print-thru: Magnetic or Mechanical Message-ID: <2860@wateng.UUCP> Date: Fri, 8-Nov-85 15:08:18 EST Article-I.D.: wateng.2860 Posted: Fri Nov 8 15:08:18 1985 Date-Received: Thu, 14-Nov-85 01:30:16 EST References: <937@cvl.UUCP> Distribution: na Organization: U of Waterloo, Ontario Lines: 18 > If it is a mechanical phenomenon, then it should be stronger in one > channel (the channel etched on the side adjoining the next groove) than > the other. The record should also be in the same orientation at the > onset of the pre-echo and at the onset of the corresponding music. > Since I don't have any records with noticeable print-thru, I'd be interested > to hear if other people's print-thru satifies/doesn't satisfy these > conditions. > > - John Canning (jc@cvl.umd.edu.arpa) Your argument for why mechanical print through would be stronger on one channel then the other is incorrect. You seem to be suggesting that each channel is recorded on a different side of the groove. In fact, how the two channels are multiplexed in the groove is that one channel is recorded in the side to side variations of the groove, and the other is recorded in the up and down variations. - Greg Ward