Shift Problems

Richard Brekne Richard.Brekne@grieg.uib.no
Fri, 25 Oct 2002 22:18:27 +0200


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So... what are you telling us ? The Cheek block has the
cheek to stop the key frame before it moves more then a
quarter inch ? Just how far to the right does the action
shift with the cheek block in ?

Curious as to whats really wrong here.

RicB


>> List,
>>
>> I ran into a new problem today I've never had before on
>> a
>> Steinway 'B'.
>>
>> The piano is one Abbey Simon uses in his studio and he's
>> been
>> complaining that there wasn't enough difference when he
>> uses the
>> "soft" pedal and there's too much noise when shifting.
>>
>> While working on it today, I discovered that the noise
>> is because
>> the keyframe is hitting the cheek block instead of the
>> stop screw
>> (wood hitting wood).
>>
>> With the block out, the action travelled a good bit
>> further so I
>> adjusted the screw to stop the noise. But now, as it was
>> before,
>> the action isn't travelling far enough to clear the left
>> string,
>> which was the basic problem to begin with (except for
>> the noise).
>>
>> I don't see anything I can do to make the action shift
>> further
>> except reduce the thickness of the cheek block. The
>> hammers are
>> very well aligned to the strings, so that's not the
>> problem.
>>
>> Any ideas I've overlooked? The piano is only about 1 yr.
>> old. The
>> 5 yr. old one shifts much further and is fine. Thanks
>> for any
>> ideas.
>>
>> Avery
>
--
Richard Brekne
RPT, N.P.T.F.
UiB, Bergen, Norway
mailto:rbrekne@broadpark.no
http://home.broadpark.no/~rbrekne/ricmain.html


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