<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <HTML><HEAD> <META content="text/html; charset=iso-8859-1" = http-equiv=Content-Type> <META content="MSHTML 5.00.2614.3500" name=GENERATOR> <STYLE></STYLE> </HEAD> <BODY bgColor=#ffffff> <DIV><FONT size=2>Hi List</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>Been away for two weeks, down to Alice Springs, = 1500kilo from Darwin.</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>Had the Australian Piano Quartet playing in Darwin = on Wed. night, want the piano touched up at 7:15 PM prior to their = performance.  Their next performance is in Alice Springs, Thurs. night.  1,500 = kilometres away. Piano has to be tuned at 3 PM prior to rehearsals.  Plane is = booked out so hop into car and drive.</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>OK had a snooze on the way, blow out front tire 70 K = out of Alice, arrived half hour late.</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>The piano in Alice is the Yamaha CF that I have = mentioned before as having a humidity problem thus I thought I would make mention = of the results.</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>You may remember that I fitted a double tank, four = heater Dampp-chaser system to this piano, then had a full length (to the floor) = cover made and fitted.</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>The piano was basically in Pitch.</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>Retuned all 5 pianos yesterday and compared pitch = variations with each other.</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>Yamaha CF same pitch</FONT></DIV> <DIV><FONT size=2>2 Yamaha U1 uprights pitch drop of 15 = cents</FONT></DIV> <DIV><FONT size=2>2 Young Chang baby grands pitch drop 15 cents in one = and 23 cents in the other.</FONT></DIV> <DIV><FONT size=2>Pitch mentioned measured at E3.  All pianos = tuned within the last six weeks.</FONT></DIV> <DIV><FONT size=2>One of the Young Chang's was moved from another area = to its new location prior to its previous tuning which would explain why = one dropped more than the other.</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>Alice humidity at that time ? didn't check it, but = its low at this time of the year, about 6%.</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>Only the Yamaha CF is fitted with a Dampp-chaser = system obviously discussions are taking place but the reason I am mentioning = this is (and not being overly scientific) is that Stability can and has been achieved.</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>Regards</FONT></DIV> <DIV> </DIV> <DIV><FONT size=2>Tony Caught ICPTG<BR>Australia<BR><A href="mailto:caute@optusnet.com.au">caute@optusnet.com.au</A></FONT></D= IV></BODY></HTML>