<font color='navy' size='2' face='Comic Sans MS, sans-serif'><font color="#000080" face="Comic Sans MS, sans-serif" size="2">Hi Bob</font> <div><font color="#000080" face="Comic Sans MS, sans-serif" size="2">  </font><font color="#000080" face="Comic Sans MS, sans-serif">Measuring</font><font color="#000080" face="Comic Sans MS, sans-serif" size="2"> the key ratio. Folks do this 2 ways.  You pick</font></div> <div><font color="#000080" face="Comic Sans MS, sans-serif" size="2"> ie </font><font color="#000080" face="Comic Sans MS, sans-serif" size="2">Measure from </font><font color="#000080" face="Comic Sans MS, sans-serif">the</font><font color="#000080" face="Comic Sans MS, sans-serif" size="2"> key front to the balance hole. say 10 inches</font></div> <div style="color: navy; font-family: 'Comic Sans MS', sans-serif; font-size: 10pt; "> then measure from the balance hole to the top of the capstan or just straight back from the balance hole to a line directly under the intersecting contact point of the capstan. The distances will be different</div> <div style="color: navy; font-family: 'Comic Sans MS', sans-serif; font-size: 10pt; ">The ratio will come out slightly different so try it both ways and see which way you prefer.</div> <div style="color: navy; font-family: 'Comic Sans MS', sans-serif; font-size: 10pt; ">Dale</div> <div style="color: navy; font-family: 'Comic Sans MS', sans-serif; font-size: 10pt; "> <br> <br> <div style="clear:both"><font size="1" color="royalblue"><b><font face="Georgia, Times New Roman, Times, Serif"><font color="black"><font color="mediumblue" face="Comic Sans MS, sans-serif">Dale Erwin R.P.T.<br> <font color="green">Erwin's Piano Restoration Inc.</font><br> </font></font></font></b></font><font color="darkgreen"><span style="font-style: italic;"><b><font size="1"><font size="1" color="black"><font color="blueviolet"><font color="black"> <font color="black" face="Comic Sans MS, sans-serif">Mason & Hamlin</font><font face="Comic Sans MS, sans-serif">/Steinway/</font><font color="black" face="Comic Sans MS, sans-serif">U.S. pianos</font><font face="Comic Sans MS, sans-serif"><br> </font></font></font></font><font size="1" color="cornflowerblue" face="Comic Sans MS, sans-serif">www.Erwinspiano.com</font><font size="1"><br> </font><font size="1" color="crimson" face="Comic Sans MS, sans-serif">Phone: 209-577-8397</font><br> <font color="darkgreen"></font></font></b></span></font><tt><tt><font color="darkgreen"><br>  </font><br>   <font size="2"></font></tt></tt><br> <br> </div> <br> <br> <div style="font-family:arial,helvetica;font-size:10pt;color:black">-----Original Message-----<br> From: Bob Hull <hullfam5@yahoo.com><br> To: caut <caut@ptg.org><br> Sent: Thu, Aug 9, 2012 7:03 pm<br> Subject: [CAUT] Lever Arm Ratio<br> <br> <div id="AOLMsgPart_1_56063981-a106-4eb9-80de-dc498721791c"> <div style="color:#000; background-color:#fff; font-family:times new roman, new york, times, serif;font-size:10pt"> <div>Hi All!  In measuring a key for the ratio between front lever arm and rear lever arm,  I am measuring from the front of the key and the back end of the key to the capstan.  However, if the capstan is angled (1927 Steinway M) then, does the measurement need to account for the offset created by the angled capstan.  In other words, is the length of the lever determined by the point on the top of the key at the capstan point of contact with the key or the distance from the key end to the contact point with the wippen heel?</div> <div><br> </div> <div>I am taking these measurements to give to WN&G for the building of a new top action stack.  </div> <div><br> </div> <div>Thanks,</div> <div><br> </div> <div>Bob Hull</div> </div> </div>  </div> </div> </font>