<HTML><HEAD></HEAD> <BODY style="BORDER-TOP-STYLE: none; BORDER-RIGHT-STYLE: none; BORDER= -LEFT-STYLE: none; BORDER-BOTTOM-STYLE: none"> I didn't get Pat's post yet...?  But I don't put pitch= lock on anything unless I have no other choice.  Another tool= in the kit.  The cleaning up of the bass unison/octave was well w= orth any loss in the tone/volume.  I suppose changing the str= ings would have been better...but I can still do that if I find fault w= ith pitchlock on this piano over time. David I.   <DIV style="PADDING-RIGHT: 5px; PADDING-LEFT: 5px; PADDING-BOTTOM: 5p= x; BORDER-LEFT: #000000 3px solid; PADDING-TOP: 5px"> <HR> Original message From: "Andrew and Rebeca Anderson" <ANREBE@SBCGLOBA= L.NET> To: Pianotech <PIANOTECH@PTG.ORG> Received: 10/3/2005 11:2= 3:12 AM Subject: Re: pitchlock I noted this too, but on some pianers...the loss is a g= ood one. Andrew At 10:21 AM 10/3/2005, you wrote: <BLOCKQUOTE class=cite cite="" type="cite">David: = I took a Pitchlock class at the Convention last year, and it was my imp= ression and that of some other attendees that, while the unisons did be= come cleaner, there was a noticable loss in tone and volume. This was o= n a treble note. Have you noticed any such effect? Thanks, Patrick = C. Poulson Registered Piano Technician Piano Technicians Guild</F= ONT></BLOCKQUOTE> </DIV></BODY></HTML>