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From: ark@alice.UUCP (Andrew Koenig)
Newsgroups: net.audio
Subject: Re: CD player differences
Message-ID: <4161@alice.UUCP>
Date: Fri, 16-Aug-85 23:56:33 EDT
Article-I.D.: alice.4161
Posted: Fri Aug 16 23:56:33 1985
Date-Received: Tue, 20-Aug-85 04:44:19 EDT
References: <951@druxo.UUCP>
Organization: Bell Labs, Murray Hill
Lines: 7

> After checking the level of output of several CD players, a friend found that
> the difference in them was at most about .4dB, NOT (for the average perso) an 
> audible difference.

Wrong.  .4dB is audible, though generally not as a difference in loudness.
Instead, level differences of this size are perceived as differences in
"depth," "imaging," and other similar things.