----- Original Message ----- From: <A440A@aol.com> To: <pianotech@ptg.org> Sent: Monday, April 28, 2003 7:34 PM Subject: Re: hammer velocity > Greetings, > After studying Askenfelt's measurements, I understood that in forte > playing the key bottomed out before hammer/string contact was made, but I > didn't see it as happening before hammer movement. perhaps I have misread his > graphing. Does it really show that keybottom is reached before hammer > movement? I am taking hammer movement to occur with jack motion . I have no idea what Askenfelt's measurements show. I was refering to my own as published in my Jounal articles of a few years back. These numbers will vary depending on the key section and length and on hammer mass. Del
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