Fwd: [Experts] lighter action in same model pianos

[Don]

Hi Ric,

It was infact early dampers on one piano compared to the other. The
gentleman wrote me and told me so.

At 11:11 PM 8/7/2003 +0200, you wrote:
>   
>Very usual are damper spring strength, how soon the dampers engage, and
>even jack return springs. Hammer butt springs can get into the picture
>slightly, friction of course. Outside of that you are going to have to look
>at key weighting and leverage... tho Yamaha should be pretty consistant on
>those points from piano to piano. You might also check to see (as a long
>shot) if for some reason the upper action mounts are screwed in equally on
>both instruments. Not likely... but you never know. RicB 
>       
>   Can you give me some reasons why, and is there any adjustment that can
>be made to stiffen up the lighter action? Thank You. 
>Marty Cipolla, Locust Grove, VA
> 
>  ______________________ 
>Avery Todd, RPT 
>Moores School of Music 
>University of Houston 
>Houston, TX
>  -- 
>Richard Brekne 
>RPT, N.P.T.F. 
>UiB, Bergen, Norway 
>mailto:rbrekne@broadpark.no 
>http://home.broadpark.no/~rbrekne/ricmain.html 
>http://www.hf.uib.no/grieg/personer/cv_RB.html 
>  

Regards,
Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T.

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