I don't think Yamaha would appreciate it very much! I spoke with them a while back about this issue - its a touchy subject! On Mon, Sep 27, 2010 at 4:25 PM, Allan Gilreath, RPT < allangilreath at bellsouth.net> wrote: > Ironically, I've had to perform this operation on two GH-1s over the years > and both had been subjected to the ire of old tom cats with an irritable > bladders so, needless to say, they were complete restringings with new > dampers... > > Keep up the good work Ryan. This might make for an interesting class in > Kansas City next summer! > > > Allan > Allan Gilreath, RPT > Registered Piano Technician > > President - Allan Gilreath & Associates, Inc. > website - www.allangilreath.com > email - allan at allangilreath.com > phone - 706 602-7667 > > > On 9/27/2010 7:17 PM, Ryan Sowers wrote: > > On the piano I mentioned above, replacing the dampers was unnecessary. The > trichord wedges fit very nicely in the new bichords which were slightly > wider since we used the original agraffs. If we had switched agraffs we > would have had to switch dampers too, but using the original agraffs > eliminated this need. A little hokey? Maybe! But the piano is kinda hokey > too so it seemed appropriate! And it saved the client $$. > > On Mon, Sep 27, 2010 at 4:00 PM, Ron Nossaman <rnossaman at cox.net> wrote: > >> On 9/27/2010 5:41 PM, Barbara Richmond wrote: >> >>> Thanks, Allan. >>> >>> I understand about humidity control, but I was under the impression that >>> the scale design deficiencies of those notes in low tenor do affect how >>> far and quickly they go out of tune--they're touchy, right? >>> >> >> Yes, and I think that's what he's saying. Getting rid of those low break% >> low tenor notes improves stability across the break tremendously. >> >> I've only done one of these. Four bichords, added two hitches, and left >> the original trichord agraffes. Changed the affected dampers too, of course. >> No other rescaling, restringing or anything else. It was just a low tenor >> conversion. It seems to me I hung about 100g of brass under the low end of >> the bridge too. >> >> It makes them less awful, but since you can't change the speaking lengths, >> the wraps get down to about 0.008" on the last bichord. For what it's worth. >> >> Ron N >> > > > > -- > Ryan Sowers, RPT > Puget Sound Chapter > Olympia, WA > www.pianova.net > > -- Ryan Sowers, RPT Puget Sound Chapter Olympia, WA www.pianova.net -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://ptg.org/pipermail/pianotech.php/attachments/20100927/10829983/attachment-0001.htm> -------------- next part -------------- A non-text attachment was scrubbed... Name: not available Type: image/jpeg Size: 13287 bytes Desc: not available URL: <http://ptg.org/pipermail/pianotech.php/attachments/20100927/10829983/attachment-0001.jpeg>
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