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<DIV><FONT face=Arial size=2>David: I took a Pitchlock class at the =
Convention
last year, and it was my impression and that of some other attendees =
that, while
the unisons did become cleaner, there was a noticable loss in tone and =
volume.
This was on a treble note. Have you noticed any such effect? Thanks,
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<DIV><FONT face=Arial size=2>Patrick C. Poulson<BR>Registered Piano
Technician<BR>Piano Technicians Guild</FONT></DIV></BODY></HTML>