<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <meta content="text/html;charset=ISO-8859-1" http-equiv="Content-Type"> <title></title> </head> <body bgcolor="#ffffff" text="#000000"> <div class="moz-text-flowed" style="font-family: -moz-fixed; font-size: 13px;" lang="x-western">Hi everyone, <br> I have been tuning in this church for over fifteen years.  They had a cheap small grand piano now have a newer C7 Yamaha on a grand truck.  The piano tuned up fine on the flat stage.  Now it is on the grand truck on the curved floor.  I had trouble tuning the low treble through to the high treble with no pitch change.  Maybe I'm imagining it but the piano feels and tunes differently on the curved floor.  I never was able to feel like I could tune the small cheap grand. Could have been the floor or the piano I new I could only get it sooo good anyway.  Is it possible for the truck to flex the legs in and out on this kind of floor, causing the rim to flex? <br> <br> Jessica Masse <br> RPT <br> <br> </div> </body> </html>