David, You've given the soundboard some good smack with your fist to listen to the sound? That good soundboard boom... David Ilvedson, RPT Pacifica, CA 94044 ----- Original message ---------------------------------------- From: "David Boyce" <David at piano.plus.com> To: pianotech at ptg.org Received: 1/7/2010 2:36:53 PM Subject: Re: [pianotech] Bluthner soundboard problem? >Hi Brian, >Good points, thanks. I did check the bridges (not capped) as well as >the bridge pins - they seem solid to the soundboard. I didn't make that >thorough an inspection of the ribs, so I may do that, to see if there is >any looseness either side of the hairline cracks. I checked for loose >objects on the soundboard, but didn't find anything. >Thanks for those suggestions! The effect is subtle, but definitely >there, and now that my customer has heard it, he can't ignore it! >Best regards, >David Boyce. >> Hi David, >> >> A few things come to mind when I read your descriptions. >> >> I don't know if it's impossible to hear what you describe strictly >> from a crack or cracks in the soundboard panel but I haven't heard >> things like that myself. >> >> What I have heard are various noises / buzzes / rattles when the >> soundboard came loose from one or more ribs, many times on either or >> both sides of that soundboard crack or cracks. Also, soundboards can >> and do come loose from around the rim and can make some interesting >> noises when they do. I've also seen bridges come loose, bridge caps >> come loose, trapwork parts and even a few case parts make some pretty >> "feathery" noises that really gave a challenge finding. Now wouldn't >> you just HATE it if you found out someone dropped a paper clip onto >> the soundboard through one of those little holes? LOL!! >> >> I'm sure others with more current experience may have more to add. >> >> Best of luck. >> >> Brian
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