[pianotech] Pitch Change (was: Grey market pianos, seasoned pianos, etc.)

Ron Nossaman rnossaman at cox.net
Sat Apr 3 21:07:03 MDT 2010


Denise Rachel wrote:
> Hi Jer,
> 
> I am prone to stick with what I was taught, too.  But  . .
> .  the lowest string on the treble bridge has the greatest
> seasonal pitch alteration.  And  . . . . . .  on many
> pianos the distance from bridge pin to rim is equal to or
> very close to the same measurement on the top string of the
> bass bridge.  This one small observation has for decades
> bothered me because it shoots a hole in my reasoning.

That's because the proximity to the rim isn't the deciding 
factor. It's the break%. When the presumption doesn't fit the 
observation, it's time to reevaluate and revise both.
Ron N


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