[CAUT] pinning

[David Ilvedson]

Richard,

Re-reading some old email...how do you level strings?   Everyone has their way of doing this...

David Ilvedson, RPT
Pacifica, CA  94044

----- Original message ----------------------------------------
From: "Richard Brekne" <ricb at pianostemmer.no>
To: caut at ptg.org
Received: 4/13/2008 11:46:09 AM
Subject: [CAUT]  pinning


>Hi David

>I know there are several opinions about how pinning can affect tone 
>and/or if it does at all to begin with but my experience tells me that 
>as solid a pinning as is possible without compromising the ability of 
>the action to play and repeat quickly is a precept for good voicing and 
>good projection. Whether it is because the tighter pining causes a more 
>solid path and impact moment, and less dispersion of impact energy back 
>through the system or not... I really dont know.  I think like many such 
>subjects, the actual physics is something we do a lot of guessing at but 
>really dont <<know>> much about.  That said... the difference in sound 
>and projection is real enough and its one of the things I do very early 
>on in any full voicing/regulation beef up I do on an instrument. Like 
>hammer mating and unisons being in a level plane.

>Cheers
>RicB

>    I have been having some interesting time with our Hamburg Steinway
>    here at Stanford.  This is 9 years old.   I filed the hammers for
>    the first time...I know, not heavy playing...but I repinned for the
>    2nd time in a year.  Went from 4 grams to 2 grams or so...I decided
>    to repin at 5 to 6 grams.   The tone is projecting (tone above the
>    strings) to beat the band...the combination of careful filing and
>    repinning has, imho, brought the piano back to it's new piano
>    sound...I'd appreciate comment on center pinning/tone and concert
>    instruments...



>    David Ilvedson, RPT

>    Pacifica, CA 94044