soundboard causing buzz?

[Carl Meyer]

Tap on the soundboard where it's glued to the rim with a pencil eraser.  A 
change in sound will indicate a poor glue joint.  Flow ca glue into it. 
You may have to tip the piano to get the glue in the right place.

Carl Meyer PTG assoc
Santa Clara, Ca.


----- Original Message ----- 
From: "Bec and John" <bjsilva001@comcast.net>
To: "Pianotech" <pianotech@ptg.org>
Sent: Tuesday, March 29, 2005 4:48 PM
Subject: soundboard causing buzz?


> Hi,
>
> A few days ago a buzz developed on my piano when playing a couple of notes 
> (E5 and F5). While trying to figure out what was causing it I noticed that 
> if I applied a little pressure to the soundboard from underneath the buzz 
> would go away.
>
> Though for the next 2 days the sound was gone, so I just figured it was 
> one of those strange sounds that pops up for no discernible reason.
>
> Then today, it is back, but worse. More notes and louder.
>
> I isolated the sound to the left side of the soundboard (while facing the 
> keys), maybe about midway back, right about where there is a hairline 
> crack that doesn't go entirely through the board. Again, pressing on the 
> soundboard would help. I looked on top and underneath to see if I could 
> spot loose ribs, glue, etc., but nothing.
>
> Any ideas, fixes? Thanks.
>
> - John
>
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