***RE: your punching comments

Keith Roberts kpiano@goldrush.com
Sat, 29 Jan 2005 09:39:19 -0800


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Let me qualify that statement. I said it was the flex of the key, which =
in my inexperienced mind means larger grands are more prone to have =
flexible keys. Small grands are made cheaper and may have as much flex =
or more. I don't know. My postulate was that we have to take into =
account flex and delay in order to affect release velocity with the =
punching change. David detected no change in sound in his test. His test =
was only the difference between a hard punching and a soft one. The two =
extremes. So if on a soft blow where there would be little flex, there =
is also an "improvement" of tone, I would have to agree with Stephane =
and attribute part or all of the change in sound to the removal of a =
"garbage" noise. I believe Andre keeps saying the sound is clearer, not =
necessarily louder. ?

kpiano



----- Original Message -----=20
  From: Quentin Codevelle=20
  To: pianotech=20
  Sent: Saturday, January 29, 2005 8:18 AM
  Subject: ***RE: your punching comments


  Yes Keith,

  But the difference can also be noticed on smaller grands.
  So the size of the keys can't be the only solution to explain the =
increase in tone.

  Quentin

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