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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>That will tell you the tension but it won’t tell you the break point percentage for which you will need the core dimension factored in. The issue with respect to this question of breakage is really at what BP% is the string made. <o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>David Love<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'>www.davidlovepianos.com<o:p></o:p></span></p><p class=MsoNormal><span style='font-size:11.0pt;font-family:"Calibri","sans-serif";color:#1F497D'><o:p> </o:p></span></p><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>From:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] <b>On Behalf Of </b>paul bruesch<br><b>Sent:</b> Saturday, April 09, 2011 1:41 PM<br><b>To:</b> pianotech@ptg.org<br><b>Subject:</b> Re: [pianotech] Breaking bass string<o:p></o:p></span></p></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal style='margin-bottom:12.0pt'>It's the key sequence to enter on a calculator (it threw me off for a while, too!)<o:p></o:p></p><div><p class=MsoNormal>On Sat, Apr 9, 2011 at 3:39 PM, Mike Spalding <<a href="mailto:mike.spalding1@frontier.com">mike.spalding1@frontier.com</a>> wrote:<o:p></o:p></p><p class=MsoNormal>But there's still an extra equals sign, no?<br><br>On 4/9/2011 12:34 PM, John Delacour wrote:<o:p></o:p></p><p class=MsoNormal>I wrote:<br><br>> The tension in pounds is calculated by punching in the following:<br>><br>> l x f x d x = Ö 20000 =<br>><br>> where l is the length in CENTIMETRES and f is the frequency in cycles per<br>> second and d is the overall diameter in CENTIMETRES. I repeat centimetres,<br>> NOT millimetres.<br><br>I forgot to specify the right character set in my last message, so the division sign got mangled.<br><br>Here is the correct sequence:<br><br>*l x f x d x = ÷ 20000 =*<br><br>JD <o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div><p class=MsoNormal><o:p> </o:p></p></div></body></html>