TO> Low frequencies can, therefore, be reproduced summed to mono. This has
 TO> 2 major benefits; it saves money by not requiring 2 channels in the LF
 TO> repro chain, and it avoids problems with phase and polarity anomalies
 TO> that can occur when 2 transducers are used at a distance from each 
ther.
 TO> I always sum LF to mono for these reasons, with both professional and
 TO> home systems. Does this clarify the matter?
One might also project that practice could reduce peak excursions in a single 
channel which could cause system damage, without affecting low end energy.  
Terry
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