[CAUT] pre-stretching new string?

John Delacour JD at Pianomaker.co.uk
Sat Jun 9 16:47:55 MDT 2007


At 5:16 pm -0500 9/6/07, Ron Nossaman wrote:

>...Take a 15cm (6", or narrow enough to get your calipers on) piece 
>of pinblock, especially a 5 ply, since it'll change more than a 73 
>ply. Cycle it slowly between 5%MC, and 10%MC, record the extremes in 
>dimension, and estimate what some portion of that will do to the 
>string lengths.

Here's a simple solution to that little problem :-)

JD






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