<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META http-equiv=Content-Type content="text/html; = charset=iso-8859-1"> <META content="MSHTML 6.00.2800.1400" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#d8d0c8> <DIV><FONT size=2>Hemholz's classic book on sound describes wooden = stands that amplify tuning forks, as well as resonant glass bottles and many other = cool demonstrations.  As I remember it's kind of a hollow wooden box = that you rest the fork on.</FONT></DIV> <DIV><FONT size=2></FONT> </DIV> <DIV><FONT size=2>--Cy Shuster--</FONT></DIV> <DIV><FONT size=2>Bluefield, WV</FONT></DIV> <DIV><FONT size=2></FONT> </DIV> <BLOCKQUOTE dir=ltr style="PADDING-RIGHT: 0px; PADDING-LEFT: 5px; MARGIN-LEFT: 5px; = BORDER-LEFT: #000000 2px solid; MARGIN-RIGHT: 0px"> <DIV style="FONT: 10pt arial">----- Original Message ----- </DIV> <DIV style="BACKGROUND: #e4e4e4; FONT: 10pt arial; font-color: = black"><B>From:</B> <A title=jackhouweling@dccnet.com = href="mailto:jackhouweling@dccnet.com">Jack Houweling</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A = title=pianotech@ptg.org href="mailto:pianotech@ptg.org">Pianotech</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Tuesday, May 25, 2004 = 12:03 AM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Tuning fork</DIV> <DIV><BR></DIV> <DIV><FONT face=Arial size=2>Hello</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>I have heard of technicians mounting = tuning forks on some sort of wooden device so they can use the fork hands = free. Can anyone tell me more about these? Also would anyone have a photo of = one.I would like to make myself one.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Thanks, </FONT></DIV> <DIV><FONT face=Arial size=2>Jack</FONT></DIV></BLOCKQUOTE> <DIV><FONT size=2></FONT> </DIV></BODY></HTML>