---------------------- multipart/alternative attachment In a message dated 1/20/2002 8:20:04 AM Pacific Standard Time, davidlovepianos@earthlink.net writes: > Subj:Re: Soundboard Pre-Stressing/Downbearing, was: Baldwin accu-hitch pins > Date:1/20/2002 8:20:04 AM Pacific Standard Time > From:<A HREF="mailto:davidlovepianos@earthlink.net">davidlovepianos@earthlink.net</A> > Reply-to:<A HREF="mailto:pianotech@ptg.org">pianotech@ptg.org</A> > To:<A HREF="mailto:pianotech@ptg.org">pianotech@ptg.org</A> > Sent from the Internet > > > prestress the board, cut your notches in a few key areas, remove everything > and plane down the bridge, mark, drill, notch, etc... On a new board some > do this with a dry fit, before the glue in the board itself. That way the > planing, drilling, pinning and notching can be done outside the piano where > there is more comfortable access. <>>>>>>The dry fit procedure intruduces some degree of variance as the board isn't really held tightly to its final gluing surface and the rib ends can still move. However I do it this way and have learned to mitigate the flux factor. I'm getting to old to crawl up in the belly of a piano on my knees to notch a bridge for a hour or so. the bench is easier. Dale Erwin > > David Love > > >> ----- Original Message ----- >> From: <A HREF="mailto:mfarrel2@tampabay.rr.com">Farrell</A> >> To: <A HREF="mailto:pianotech@ptg.org">pianotech@ptg.org</A> >> Sent: January 20, 2002 6:34 AM >> Subject: Re: Soundboard Pre-Stressing/Downbearing, was: Baldwin accu-hitch >> pins >> > ---------------------- multipart/alternative attachment An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/25/a1/a1/22/attachment.htm ---------------------- multipart/alternative attachment--
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