<table cellspacing="0" cellpadding="0" border="0"><tr><td valign="top" style="font: inherit;"><div>O.K. Del, Dale, and Ron! I GET IT!!! ( Though I'm still going to be lying in bed imagining how these factors may vary between a rib-crowned versus compression-crowned board, and a rib in a piano that is glued into a notch, versus one lying on a test block, loose.<br /><br />!PEACE!<br />Thumpe</div></td></tr></table> <div id="_origMsg_">
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Delwin D Fandrich <del@fandrichpiano.com>; <br>
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<pianotech@ptg.org>; <br>
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Re: [pianotech] [CAUT] Fwd: Mason & Hamlin soundboard model with tuning fork <br>
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<span style="font-weight:bold;">Sent:</span>
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Thu, May 24, 2012 8:26:54 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:"Comic Sans MS";color:navy;'>Oh, my, are you ever the optimist! Those who don’t get it and who are unwilling to try even the simplest experiment to prove it for themselves are still not going to get it and are still going to be cluttering up the netwaves with a steady stream of denial emails. Sigh.</span></p><p class="MsoNormal"><span style='font-size:11.0pt;font-family:"Comic Sans MS";color:navy;'> </span></p><p class="MsoNormal"><span style='font-size:11.0pt;font-family:"Comic Sans MS";color:navy;'>ddf</span></p><p class="MsoNormal"><span style='font-size:11.0pt;font-family:"Comic Sans MS";color:navy;'> </span></p><p class="MsoNormal"><span style='font-size:10.0pt;font-family:"Comic Sans MS";color:#632423;'>Delwin D Fandrich</span><span
style='font-size:10.0pt;font-family:"sans-serif";color:#632423;'></span></p><p class="MsoNormal"><span style='font-size:10.0pt;font-family:"Comic Sans MS";color:#632423;'>Piano Design & Fabrication</span><span style='font-size:10.0pt;font-family:"sans-serif";color:#632423;'></span></p><p class="MsoNormal"><span style='font-size:10.0pt;font-family:"sans-serif";color:#632423;'>6939 Foothill Court SW, </span><span style='font-size:10.0pt;font-family:"Comic Sans MS";color:#632423;'>Olympia, Washington 98512 USA</span></p><p class="MsoNormal"><span style='font-size:10.0pt;font-family:"Comic Sans MS";color:#632423;'>Phone 360.515.0119 — Cell 360.388.6525</span><span style='font-size:10.0pt;font-family:"sans-serif";color:#632423;'></span></p><p class="MsoNormal"><span style='font-size:10.0pt;font-family:"Comic Sans MS";color:#632423;'><a rel="nofollow" ymailto="mailto:del@fandrichpiano.com" target="_blank" href="javascript:return"><u><span
style='color:blue;'>del@fandrichpiano.com </span></u></a></span><span style='font-size:10.0pt;font-family:"Comic Sans MS";color:#632423;'>— </span><span style='font-size:10.0pt;font-family:"Comic Sans MS";color:#632423;'><a rel="nofollow" ymailto="mailto:ddfandrich@gmail.com" target="_blank" href="javascript:return"><u><span style='color:blue;'>ddfandrich@gmail.com</span></u></a></span><span style='font-size:11.0pt;font-family:"sans-serif";color:navy;'></span></p><p class="MsoNormal"><span style='font-size:11.0pt;font-family:"Comic Sans MS";color:navy;'> </span></p><p class="MsoNormal" style='margin-left:36.0pt;'><b><span style='font-size:10.0pt;font-family:"sans-serif";'>From:</span></b><span style='font-size:10.0pt;font-family:"sans-serif";'> pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] <b>On Behalf Of </b>Dale Erwin<br><b>Sent:</b> Thursday, May 24, 2012 1:13 PM<br><b>To:</b> pianotech@ptg.org<br><b>Subject:</b> Re:
[pianotech] [CAUT] Fwd: Mason & Hamlin soundboard model with tuning fork</span></p><p class="MsoNormal" style='margin-left:36.0pt;'> </p><p class="MsoNormal" style='margin-right:0cm;margin-bottom:12.0pt;margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"Comic Sans MS";color:navy;'> </span></p><div><p class="MsoNormal" style='margin-left:36.0pt;'><b><span style='font-size:7.5pt;font-family:"Comic Sans MS";color:mediumblue;'>Dale Erwin... RPT</span></b><b><span style='font-size:7.5pt;font-family:"serif";color:black;'><br></span></b><b><i><span style='font-size:7.5pt;font-family:"Comic Sans MS";color:black;'>Mason & Hamlin/Steinway/U.S pianos<br><a rel="nofollow" target="_blank" href="http://www.Erwinspiano.com"><span style='color:windowtext;'>www.Erwinspiano.com</span></a></span></i></b><b><i><span style='font-size:7.5pt;font-family:"Comic Sans MS";color:darkgreen;'><br></span></i></b><b><i><span
style='font-size:7.5pt;font-family:"Comic Sans MS";color:crimson;'>209-577-8397</span></i></b><b><i><span style='font-size:7.5pt;font-family:"Comic Sans MS";color:darkgreen;'><br></span></i></b><span style='font-size:10.0pt;font-family:"Courier New";color:darkgreen;'><br><tt> </tt></span><span style='font-family:"Comic Sans MS";color:darkgreen;'> Yeah...This is a much better word picture.</span><span style='font-family:"Comic Sans MS";color:navy;'> We should measure this phenomena and put it under a microscope, film it & write an article about it....Nahhhh. LOL.<br>Never the less it does(should) end the debate/argument<br>Dale<br> </span><span style='font-size:10.0pt;font-family:"Comic Sans MS";color:navy;'></span></p><div><div><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"Comic Sans MS";color:crimson;'>Del wrote<br>Actually, think of a feathered rib with the <3/16” high ends set into
notches in the rim and with the main body of the rib extending well below the bottom of the notch. When the center of the rib is pressed down the ends of the ribs—if you can see them move at all—will pull in very slightly. </span><span style='font-size:10.0pt;font-family:"Comic Sans MS";color:navy;'></span></p></div></div><p class="MsoNormal" style='margin-right:0cm;margin-bottom:12.0pt;margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"Comic Sans MS";color:navy;'> </span></p></div><p class="MsoNormal" style='margin-right:0cm;margin-bottom:12.0pt;margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"Comic Sans MS";color:navy;'> </span></p><div><p class="MsoNormal" style='margin-right:0cm;margin-bottom:12.0pt;margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'>-----Original Message-----<br>From: Delwin D Fandrich <<a rel="nofollow" ymailto="mailto:del@fandrichpiano.com"
target="_blank" href="javascript:return"><span style='color:windowtext;'>del@fandrichpiano.com</span></a>><br>To: pianotech <<a rel="nofollow" ymailto="mailto:pianotech@ptg.org" target="_blank" href="javascript:return"><span style='color:windowtext;'>pianotech@ptg.org</span></a>><br>Sent: Thu, May 24, 2012 8:23 am<br>Subject: Re: [pianotech] [CAUT] Fwd: Mason & Hamlin soundboard model with tuning fork</span></p><div id="AOLMsgPart_1_7fa3a3ce-3227-4c1e-a4bd-c360e33cfb8f"><div><div><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'>Actually, think of a feathered rib with the <3/16” high ends set into notches in the rim and with the main body of the rib extending well below the bottom of the notch. When the center of the rib is pressed down the ends of the ribs—if you can see them move at all—will pull in very slightly. </span></p></div><div><p class="MsoNormal"
style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'> </span></p></div><div><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'>… and, on a more practical level, think of that 4” (±) thick hard maple rim structure and then think of that <3/8” soft spruce soundboard panel and—what?—a 3/16” (or thinner) rib end spaced every few inches and think to yourself, “in a bending contest which of these is going to give first?”</span></p></div><div><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'> </span></p></div><div><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'>Even if Ron’s point about rib geometry were not correct—though it is—the argument about the movement of the soundboard
affecting the structure of the piano ends right here. As does the argument about the rim sustaining soundboard crown over time. </span></p></div><div><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'> </span></p></div><div><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'>ddf</span></p></div><div><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'> </span></p></div><div><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'>Delwin D Fandrich</span></p></div><div><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'>Piano Design & Fabrication</span></p></div><div><p class="MsoNormal" style='margin-left:36.0pt;'><span
style='font-size:10.0pt;font-family:"sans-serif";color:black;'>6939 Foothill Court SW, Olympia, Washington 98512 USA</span></p></div><div><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'>Phone 360.515.0119 — Cell 360.388.6525</span></p></div><div><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'><a rel="nofollow" ymailto="mailto:del@fandrichpiano.com" target="_blank" href="javascript:return"><u><span style='color:blue;'>del@fandrichpiano.com </span></u></a>— <a rel="nofollow" ymailto="mailto:ddfandrich@gmail.com" target="_blank" href="javascript:return"><u><span style='color:blue;'>ddfandrich@gmail.com</span></u></a></span></p></div><div><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'> </span></p></div><div
style='margin-left:36.0pt;'><p class="MsoNormal" style='margin-left:36.0pt;'><b><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'>From:</span></b><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'> <a rel="nofollow" ymailto="mailto:pianotech-bounces@ptg.org" target="_blank" href="javascript:return"><u><span style='color:blue;'>pianotech-bounces@ptg.org</span></u></a> [<a rel="nofollow" ymailto="mailto:pianotech-bounces@ptg.org?" target="_blank" href="javascript:return"><u><span style='color:blue;'>mailto:pianotech-bounces@ptg.org</span></u></a>] <b>On Behalf Of </b>Dale Erwin<br><b>Sent:</b> Thursday, May 24, 2012 7:46 AM<br><b>To:</b> <a rel="nofollow" ymailto="mailto:pianotech@ptg.org" target="_blank" href="javascript:return"><u><span style='color:blue;'>pianotech@ptg.org</span></u></a><br><b>Subject:</b> Re: [pianotech] [CAUT] Fwd: Mason & Hamlin soundboard model with tuning fork</span></p></div><div
style='margin-left:36.0pt;'><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'> </span></p></div><div style='margin-left:36.0pt;margin-bottom:12.0pt;'><p class="MsoNormal" style='margin-left:36.0pt;'><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'>Think rotate upward instead of pull in. Place a long flat stick across an open space supported at each end and press on the middle of it. Watch the the rib ends move/rotate upward not out .</span></p></div><div><div style='margin-left:36.0pt;margin-bottom:12.0pt;'><p class="MsoNormal" style='margin-right:0cm;margin-bottom:12.0pt;margin-left:36.0pt;'><b><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'>Dale Erwin... RPT<br><i>Mason & Hamlin/Steinway/U.S pianos<br><a rel="nofollow" target="_blank" href="http://www.Erwinspiano.com"><u><span
style='color:blue;'>www.Erwinspiano.com</span></u></a><br>209-577-8397<br><br></i></span></b><span style='font-size:10.0pt;font-family:"sans-serif";color:black;'></span></p></div></div></div></div></div></div></td>
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