<table cellspacing="0" cellpadding="0" border="0"><tr><td valign="top" style="font: inherit;"><div>Either existing bridge or new one, really.<br /><br />Thumpe</div></td></tr></table> <div id="_origMsg_">
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Encore Pianos <encorepianos@metrocast.net>; <br>
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<pianotech@ptg.org>; <br>
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Re: [pianotech] Worst Bass/Tenor Crossover in Universe <br>
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Thu, Jan 10, 2013 2:42:27 PM <br>
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<td valign="top" style="font:inherit;"><div class="WordSection1"><p class="MsoNormal"><span style='font-size:11.0pt;font-family:"Calibri", "sans-serif";color:#1F497D;'>Are you speaking of an existing bridge or of a bridge to be made up? </span></p><p class="MsoNormal"><span style='font-size:11.0pt;font-family:"Calibri", "sans-serif";color:#1F497D;'> </span></p><p class="MsoNormal"><span style='font-size:11.0pt;font-family:"Calibri", "sans-serif";color:#1F497D;'>Beyond minimal penetration into the surface of the maple the epoxy is applied to, I do not believe that you will achieve a through and through penetration of the maple of an entire bridge body. It can certainly serve as a vapor barrier and minimize the movement of the wood as it responds to humidity, To the extent that the bridge moves less in response to humidity, that would aid in the longevity of the bridge. </span></p><p
class="MsoNormal"><span style='font-size:11.0pt;font-family:"Calibri", "sans-serif";color:#1F497D;'> </span></p><p class="MsoNormal"><span style='font-size:11.0pt;font-family:"Calibri", "sans-serif";color:#1F497D;'>There are many who use no surface lube because they do not believe that it has any effect on the movement of the strings across the surface of the bridge. For myself, I use graphite or McLube to give these aging eyes a better visual when I am notching and drilling, and I will vouch for that. </span></p><p class="MsoNormal"><span style='font-size:11.0pt;font-family:"Calibri", "sans-serif";color:#1F497D;'> </span></p><p class="MsoNormal"><span style='font-size:11.0pt;font-family:"Calibri", "sans-serif";color:#1F497D;'>Will Truitt</span></p><p class="MsoNormal"><span style='font-size:11.0pt;font-family:"Calibri", "sans-serif";color:#1F497D;'> </span></p><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>Euphonious Thumpe<br><b>Sent:</b> Thursday, January 10, 2013 9:05 AM<br><b>To:</b> pianotech@ptg.org<br><b>Subject:</b> Re: [pianotech] Worst Bass/Tenor Crossover in Universe</span></p><p class="MsoNormal"> </p><table class="MsoNormalTable" border="0" cellspacing="0" cellpadding="0"><tr><td valign="top" style='padding:0in 0in 0in 0in;'><div><p class="MsoNormal">Does anyone here see a problem with using a penetrating epoxy, such as West's, on an entire bridge in order to add some density for better vibratory transmission, and impede cracking? If used, is there any top surface lube that works better than others? (I've painted on McLube molybdenum after scuffing the cap with fine sandpaper, and it seems to work
well.)<br><br>Thumpe</p></div></td></tr></table><div id="_origMsg_"><div><p class="MsoNormal"><span style='font-size:10.0pt;font-family:"Calibri", "sans-serif";'> </span></p><div><div class="MsoNormal" align="center" style='text-align:center;'><span style='font-size:10.0pt;font-family:"Tahoma", "sans-serif";'><hr size="1" width="100%" align="center"></span></div><p class="MsoNormal" style='margin-bottom:12.0pt;'><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";'>Ron Nossaman <<a rel="nofollow" ymailto="mailto:rnossaman@cox.net" target="_blank" href="javascript:return">rnossaman@cox.net</a>>; <br><b>To: </b><<a rel="nofollow" ymailto="mailto:pianotech@ptg.org" target="_blank" href="javascript:return">pianotech@ptg.org</a>>; <br><b>Subject: </b>Re: [pianotech] Worst Bass/Tenor Crossover in Universe <br><b>Sent: </b>Thu, Jan 10, 2013
12:05:55 PM </span></p><table class="MsoNormalTable" border="0" cellspacing="0" cellpadding="0"><tr><td valign="top" style='padding:0in 0in 0in 0in;'><p class="MsoNormal">On 1/10/2013 5:30 AM, Encore Pianos wrote:<br><br>> To my ear,<br>> it falls short of being an improved system over the best “traditional”<br>> boards by a fair amount.<br><br>The board can be driven into chaos at surprisingly moderate attack levels everywhere in the scale. I've been told repeatedly by techs who ought to know better that this is a feature necessary to good piano sound, largely because mine can't.<br><br>Adding bearing to these boards would improve nothing. They are just not stiff enough.<br><br><br>> That said, could the Stuart or Phoenix agraffe be installed on a<br>> conventionally constructed board with compression, crown, and bearing<br>> skillfully blended together and sound very good in the ways we want a<br>> board to
perform? I believe so.<br><br>It depends on how we want a board to perform, I think. In my experience, there is very little resembling a consensus on what that is. There is also the mass of the agraffes to deal with, which will most certainly affect the performance. So tell me, what's so wrong with the current bridge pinning and notching system, if done well, that is inferior to agraffes?<br>Ron N</p></td></tr></table><p class="MsoNormal"><span style='font-size:10.0pt;font-family:"Calibri", "sans-serif";'> </span></p></div></div></div></div></td>
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