<HTML><HEAD> <META charset=US-ASCII http-equiv=Content-Type content="text/html; cha= rset=US-ASCII"> <META content="MSHTML 6.00.2800.1400" name=GENERATOR></HEAD> <BODY style="FONT-SIZE: 10pt; FONT-FAMILY: Arial; BACKGROUND-COLOR: #fffff= f"> <DIV>In a message dated 5/8/2004 4:58:46 PM Pacific Standard Time, oleg-i@no= os.fr writes:</DIV> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: blue = 2px solid"> <DIV><SPAN class=544532519-08052004><FONT face=Arial size=2>So we can = have a hammer that have a lot of tension, a very rich rebound and a lively t= one at all levels, but still miss some basic power for sustaining tone and c= arry the timbre at forte levels.  Battery needling gives that, densifin= g the bottom of the shoulder and the felt under the strike point, but  = it does not add lot of tension, so it is of course better to begin with a ha= mmer having enough.</FONT></DIV></BLOCKQUOTE> <DIV><STRONG>     <FONT size=3>>> Really, Isaac = , with all due respect, What you have is mostly felt in compression not= much tension. Battery needling is releasing very densified compre= ssed felt which in turn allows the felt  more spring which does dr= ive the fundamental.  I tried in my last post to comminicate what tensi= on is but I guess I used the wrong words or something . I thought I was clea= r.</FONT></STRONG></DIV> <DIV></SPAN> </DIV> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: blue = 2px solid"> <DIV><SPAN class=544532519-08052004></SPAN><FONT face=Arial size=2></F= ONT> </DIV> <DIV><SPAN class=544532519-08052004><FONT face=Arial size=2>Renner is&= nbsp;now using a more controlled hammer press so the tension within the= hammers is more pronounced and voicing is more creative, and the rules appl= y much better than when some part of the set where too hard and some not eno= ugh. The felt quality indeed is the big parameter in that. </FONT></DIV></BL= OCKQUOTE> <DIV>   >>>Trumpets blowing & I'm thinking happy thou= ghts that manufacturers care what we want.</DIV> <DIV></SPAN> </DIV> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: blue = 2px solid"> <DIV><SPAN class=544532519-08052004></SPAN><FONT face=Arial size=2></F= ONT> </DIV> <DIV><SPAN class=544532519-08052004><FONT face=Arial size=2>Now, I hav= e not a lot of experience using high tension low or medium density hammers, = but I guess the tone can be very nice and exactly appropriate for the k= ind of older American pianos  tone I've heard, that is a kind of s= ophisticated tone, a little too policed for my culture may be. I believ= e it is not a good idea to add lacquer to create more power then, and that p= ossibly one can try usual processes before  that move. </FONT></DIV></B= LOCKQUOTE> <DIV>  >>>Whatever</DIV> <DIV></SPAN> </DIV> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: blue = 2px solid"> <DIV><SPAN class=544532519-08052004></SPAN><FONT face=Arial size=2></F= ONT> </DIV> <DIV><SPAN class=544532519-08052004><FONT face=Arial size=2>Keeping th= e fiber in its natural state is leaving the possibility to be more creative = with the tone, and it is easier to maintain after that.. </FONT></DIV></BLOC= KQUOTE> <DIV>  <STRONG><FONT size=4> >>> Matter of opinion. Ok.= .. I respect yours. However some of the finest sounding hammers in the world= are juiced properly & in my experienced require less efforts to keep vo= iced and stable. I'm speaking of first hand experience.</FONT></STRONG></DIV= > <DIV><STRONG><FONT size=4>  However I'm not going to convince you Ric= or any one else.</FONT></STRONG></DIV> <DIV><STRONG><FONT size=4>  But there are many people doing this corr= ectly & the results tonally as well as voicing stability areas good as a= nything out there.</FONT></STRONG></DIV> <DIV></SPAN> </DIV> <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: blue = 2px solid"> <DIV><SPAN class=544532519-08052004><FONT face=Arial size=2>.</FONT></= SPAN></DIV> <DIV><SPAN class=544532519-08052004></SPAN><FONT face=Arial size=2></F= ONT> </DIV> <DIV><SPAN class=544532519-08052004><FONT face=Arial size=2>When speak= ing of tone volume and brilliance are not power, power drives the fundamenta= l mostly, and the fundamental drives the higher partials differently dependi= ng of the force the note is played. It is easier to check power of the&= nbsp; bass, and the medium notes, with a strong but cool finger like for tun= ing, listening the way the fundamental hold and feeling the power within the= key.</FONT></SPAN></DIV></BLOCKQUOTE> <DIV> <FONT size=4><STRONG>  The non -linear nature of wool felt= (juiced or unjuiced)is what drives the tonal variety at differing dynamic l= evels. See 5 lectures.</STRONG></FONT></DIV> <DIV><STRONG><FONT size=4>  I'm done.</FONT></STRONG></DIV> <DIV><STRONG><FONT size=4>   Regards--Dale</FONT></STRONG></DIV> <DIV> </DIV> <DIV> </DIV> <DIV><FONT lang=0 face=Arial size=2 FAMILY="SANSSERIF" PTSIZE="10"= >Erwins Pianos Restorations <BR>4721 Parker Rd.<BR>Modesto, Ca 95357<BR>209-= 577-8397<BR>Rebuilt Steinway , Mason &Hamlin Sales<BR>www.Erwinspiano.co= m</FONT></DIV></BODY></HTML>