humidity drops, pitch goes up?!

[Richard Brekne]

Is it an Australian Petrof ??

:)


Ron Koval wrote:
> 
> New one for me:
> 
> Here in the midwest, it's common to see all the pianos tuned over the summer
> needing pitch raises now, as the heat has been on for awhile and the
> humidity has dropped.
> 
> Petrof 7' in a church, I'm reasonably sure that I'm the last one that tuned
> it on 6/8, where the humidity was around 45%.  Just went there for the xmas
> tuning, humidity was under 30%, but the piano was 10 cents sharp........
> kinda chilly in there, around 64 degrees - anyone out there care to hazard a
> guess?  No D/C system installed.
> 
> Beats me
> 
> Ron Koval
> 
> 
-- 
Richard Brekne
RPT, N.P.T.F.
UiB, Bergen, Norway
mailto:rbrekne@broadpark.no
http://home.broadpark.no/~rbrekne/ricmain.html