moving instability

[Stephen Airy]

I remember a time several years ago my family moved
our old Hallet & Davis 52.5" upright across the living
room and back.  The unisons were badly out of tune in
the middle section.

--- Marcel Carey <mcpiano@globetrotter.net> wrote:
> Hi,
> This morning as I was tuning two U1s in a practice
> room at the university, I used RCT for the first one
> and tuned the other one aurally. To compare
> afterwards, I moved the first piano so the two
> keyboards would be perpendicular to each other. To
> my surprise, the piano that I moved was flat (this
> is the one I did with RCT). So, I took some
> readings. In the new position, 
> A3= -3.4¢. I returned the piano to it's original
> position and A3 went right back to 0¢....
> I never thought there could be so much difference
> just by moving the thing around. 
> So, beware,
> 
> Marcel Carey
> Marcel Carey, accordeur technicien
> (819) 564-0447
> mcpiano@globetrotter.net
> 


__________________________________________________
Do You Yahoo!?
Get email at your own domain with Yahoo! Mail. 
http://personal.mail.yahoo.com/?.refer=text