Restoring crown in old soundboards

[Greg Newell]

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Keep watching! You'll almost be able to see them crack before your very=
 eyes.

Greg



At 07:50 PM 4/15/2003, you wrote:

>While the list is discussing soundboard crown at the moment, I thought I
>might mention that a piano dealer sent a 100 year old Steinway grand with a
>badly cracked soundboard back to the factory in Hamburg for restoration.
>Well, =A38000 ($12k) and 3 months later it came back sounding perfect. To=
 my
>surprise, I was told that, the factory did not install a new soundboard but
>instead repaired the original by shimming, i.e. filing in the cracks with
>those V shaped wedge fillets.
>  When I was at piano college we were told that this is a method used to
>restore crown "in situ" as it were. The theory, I suppose, is that if you
>wedge more material into the panels, it will force the panels to bow or=
 bend
>back into shape. I have not yet had the opportunity to put this to the=
 test,
>but have any of you tried this method or think it feasible.
>
>Regards
>Alan Forsyth
>Edinburgh
>    "Madam, all pianos sound horrible, but if you play music on them they
>sound very nice!"  (from my forthcoming book, "A Day In The Life Of a Piano
>Tuner" by yours truly)
>
>_______________________________________________
>pianotech list info: https://www.moypiano.com/resources/#archives

Greg Newell
mailto:gnewell@ameritech.net=20

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