<!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 6.00.2800.1126" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV>James Grebe<BR>Piano Tuner-Technician</DIV> <DIV><A href="mailto:pianoman@accessus.net">pianoman@accessus.net</A><BR>Establ= ished 1962<BR>Artisan of Wooden Artifacts such as:<BR>Handsome Hardwood Caster = Cups<BR>Handsome Hardwood Piano  Benches<BR>Handsome Hardwood = Tuning Levers<BR>314 845-8282<BR>1526 Raspberry Lane<BR>Arnold, MO = 63010<BR></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=jurjens@tpg.com.au href="mailto:jurjens@tpg.com.au">Scott = & Jason Jackson</A> </DIV> <DIV style="FONT: 10pt arial"><B>To:</B> <A = title=pianotech@ptg.org href="mailto:pianotech@ptg.org">PianoTech mailing list</A> ; <A title=ddurand2@kc.rr.com = href="mailto:ddurand2@kc.rr.com">DTuner</A> </DIV> <DIV style="FONT: 10pt arial"><B>Sent:</B> Wednesday, January 08, = 2003 1:01 AM</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Re: Juan Tuning = Lever</DIV> <DIV><BR></DIV> <DIV><FONT face=Arial size=2>Daryl,</FONT></DIV> <DIV><FONT face=Arial size=2>Have you read this report by = Michael Musial about a Jahn hammer?</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>In regards to this an all other = extension hammers.  </FONT></DIV> <DIV><FONT face=Arial size=2>    A few years ago I = attended the class of Charles Faulk and his designing of the titanium tuning = lever..  I purposely did not save his class notes so I could go through the = same adventure of trial and error.  However he was my inspiration to = go down this particular road.  It inspired me to work on my own along the = same path. </FONT></DIV> <DIV><FONT face=Arial size=2>     All = extension levers have the same charactieristic.  The compression fitting is at the = business end of the steel or whatever material is used.  No = matter how long the shaft extends into the handle it is effectively rendered = useless as the flex begins right at the compression fitting.   To me = the logical solution for this is to make the lever not adjustable.  I = have designed mine to fit as far into the handle as possible.  The = more shaft and the more solidly it contacts the inside of the handle the more = positive the hammer is going to feel.  I have chosen to use Schaff's lever = shafts which accepts a variety of tuning heads.  In the hammers I have = made, I have used not extremely heavy exotic woods on the bulk of the = handle  but attached a larger piece of denser  wood to the end so a ball = like end is able to be turned.  The handle is also not just uniformly = round but shaped more to fit the contour of your partailly closed hand = gripping it.  This way it gives you a choice of grips. 1.  Along the = handle and close to where the shaft comes out of the handle or 2.  at = the ball end and because of the extra weight of the denser hardwood it sort of = acts like an impact type feel giving you a little more ooomph on moving = tight pins.  </FONT></DIV> <DIV><FONT face=Arial size=2>    On the matter of = the threads of the shaft I believe that Schaff plates the shaft after the threads = are cut which can leave them sort of rough.  Finally the tuning head will = cut through the plating and then the tips can be put on and took off = easily.  I was always one to prefer a light hammer as I felt it allowed me to = fel more what the pin was doing or not doing..  </FONT></DIV> <DIV><FONT face=Arial size=2>    Whatver kind of = hammer you get, it also needs to be gotten comfortable with through use every day = on all kinds of pianos.</FONT></DIV> <DIV><FONT face=Arial size=2>Just my opinion.</FONT></DIV> <DIV> </DIV> <DIV><FONT face=Arial size=2><A = href="http://www.neesium.com/piano/jahn/">http://www.neesium.com/piano/= jahn/</A></FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Scott Jackson<BR>Jurjens = Pianos<BR>Wollongong Australia</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </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=ddurand2@kc.rr.com = href="mailto:ddurand2@kc.rr.com">DTuner</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> Monday, 6 January 2003 = 4:44</DIV> <DIV style="FONT: 10pt arial"><B>Subject:</B> Juan Tuning = Lever</DIV> <DIV><BR></DIV> <DIV><FONT face=Arial size=2>Does anyone know where I can get = info on the Juan Tuning Lever</FONT></DIV> <DIV><FONT face=Arial size=2>I will be doing a technical at a = PTG meeting this month about different types of tuning levers</FONT></DIV> <DIV><FONT face=Arial size=2></FONT> </DIV> <DIV><FONT face=Arial size=2>Daryl Durand, RPT</FONT></DIV></BLOCKQUOTE></BLOCKQUOTE></BODY></HTML>