[pianotech] Underlever Spring Tension Measurement

Kent Swafford kswafford at gmail.com
Wed Jul 28 05:30:33 MDT 2010


Elevate the tray a bit less, use a shorter "fin"; it never occurred to me to tape the block (fin) to the scale. Drop each underlever onto the block a number of times to make certain friction isn't messing up your gram measurement.

Kent


On Jul 27, 2010, at 7:14 PM, Joe DeFazio wrote:

> Anyone do it this way?  Any problems or suggestions?



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