what is downbearing?

[Farrell]

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"If the soundboard has collaspsed--it (downbearing) is still possible if =
the plate is low enough that there will be "downbearing"."

Or if the bridge is tall enough!

Terry Farrell

----- Original Message -----=20
From: "Don" <pianotuna@accesscomm.ca>
To: "Pianotech" <pianotech@ptg.org>
Sent: Thursday, February 19, 2004 5:18 AM
Subject: Re: what is downbearing?


> Hi Julia,
>=20
> Downbearing is the force the strings on a grand piano apply to the =
bridge.
> Hence the name "downbearing". It is important there be some, just how
> "much" would vary with the specific design of the piano. It is also
> important that there be "crown" on the soundboard. If the soundboard =
has
> collaspsed--it is still possible if the plate is low enough that there =
will
> be "downbearing".
>=20
> With negative downbearing the strings will not touch the top of the =
bridge.
>=20
> Postive crown and positive downbearing are usually considered to be
> desireable for an instrument to sound well.=20
>=20

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