<!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 6.00.2900.2912" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2>Dunno. Maybe piano was in an old bar room and the pianer player kept his shotgun, rifle, hand gun and white surrender flag stored there :-)  :-)  :-)</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>By any chance does this piano have a really great sounding top end? I have tuned one that had an overly loud top end and the "tubes" may indeed have been installed to "funnel" the mid range sound out to balance the spectrum. Just guessing.</FONT></DIV> <DIV>Joseph Alkana RPT</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=dsmith941@comcast.net href="mailto:dsmith941@comcast.net">Dave Smith</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> Thursday, July 06, 2006 10:05 AM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Mystery thingees under piano</DIV> <DIV><BR></DIV> <DIV><FONT face=Arial size=2>I'm working on an old Geo Steck grand piano which has these strange sheet metal half-pipes installed underneath.  The  installation is obviously not original equipment, but was done neatly with custom formed sheet metal  installed with screws.</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Does anyone want to venture a guess as to what the "installer" had in mind?</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Dave Smith</FONT></DIV> <DIV><FONT face=Arial size=2>SW FL</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>P.S.  This is not a puzzler snce I sure dont have  the answer.</FONT></DIV></BLOCKQUOTE></BODY></HTML>