---------------------- multipart/alternative attachment ......sorry bout the empty post I didn't put my brain in gear..jb In a message dated 2/5/06 3:58:25 PM, tsimmons4@cfl.rr.com writes: > <<Two weeks after I > tuned it I found it over 20 cents flat and had to give it a pitch raise.= =A0 A > few weeks later it was overly flat again and in need of a pitch raise.=A0=20= I > explained to the customer about the pinblock to plate flange fit but he sa= id > that he was told by the rebuilder that such a thing was not important.=A0=20= To > top it off he did some research and got conflicting comments.>> >=20 Ted I think mr. farrel has the right idea on this one....the strings probabl= y=20 haven't been stretched or 'aged' enough. Pinblock/flange fit is important fo= r=20 several reasons but tuning stability is not needfully one of those reasons.=20 For the pinblock to move as much as you indicate vis-a-vis pitch raising suc= h=20 movement would be obvious, i.e.; pins riding on plate, screws not seated=20 properly, etc. There are fewer more stable pianos than the Yamaha and very little attentio= n=20 is paid to the block/flange fit.=20 But........ they have an excellent tounge and mortise fit to the stretcher=20 and liner blocks. ---------------------- multipart/alternative attachment An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/4c/c1/5c/45/attachment.htm ---------------------- multipart/alternative attachment--
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