<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META content="text/html; charset=iso-8859-1" = http-equiv=Content-Type> <META content="MSHTML 5.00.2614.3500" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV> </DIV> <BLOCKQUOTE style="BORDER-LEFT: #000000 2px solid; MARGIN-LEFT: 5px; MARGIN-RIGHT: = 0px; PADDING-LEFT: 5px; PADDING-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: = black"><B>From:</B> <A href="mailto:pjenkin@gwi.net" title=pjenkin@gwi.net>Pamela = Jenkins</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A = href="mailto:pianotech@ptg.org" title=pianotech@ptg.org>pianotech@ptg.org</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Wednesday, March 21, 2001 = 5:20 PM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Steinway = regulation</DIV> <DIV><BR></DIV> <DIV>Hello,<BR>Does anyone out there know of a handy source for = Steinway Grand regulation specifications?<BR>I've contacted the company, but I think = it's going to take longer than I can wait at this particular = moment.<BR>Thanks in advance for the help.<BR>Pam Jenkins<BR>Southport, = ME<BR><BR><BR>>Many technicians have a copy of the Steinway Service Manual, which probably = has most of the spec's in it.  Copying out of my PTG Piano Action = Handbook, 2nd Ed. (1971), it has:</DIV> <DIV>Steinway grands:  Key Height:  2 5/8" (measured to = underside of keytop)  Blow: 1 3/4"  Let-off:  1/16"  Key dip: = 3/8" +    (nothing listed for back check)</DIV> <DIV>Steinway verticals:  Key Ht.  2 3/8"    = (nothing listed for blow)  Let-off:  1/16"  Key dip:  3/8" +      Backcheck:  1/2"  </DIV> <DIV>    But the service manual has procedures and = other stuff (sostenuto, hammer-to-string alignment, even voicing, if I remember right)  </DIV> <DIV>    Sincerely, David Nereson, RPT, Denver</DIV></BLOCKQUOTE></BODY></HTML>