This article is from the rec.audio.* FAQ, by with numerous contributions by Bob Neidorff others.
Check out the articles in The Absolute Sound on the subject,
from issue 112, which is also on the web:
http://www.theabsolutesound.com/dadforum-1.htm
http://www.theabsolutesound.com/dadforum-2.htm
http://www.theabsolutesound.com/dvdhope.htm
 
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