On 1/29/2011 11:44 AM, Ron Koval wrote: > I guess a data-logger might provide more info. I'm sure it would help. > Anyone with educated guesses??? What were the humidity ranges in the two weeks prior to your tuning? The snapshot RH% reading of the moment doesn't give us much to go on, which is typically the case when we try to pin down a long term analog phenomenon with an instantly derived number. The pianos are still reacting to something that happened days, even weeks ago. Ron N
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