Help (please)! Voicing the Yamaha hammer -Reply

Vince Mrykalo mrykalov@BYUGATE.byu.edu
Sat, 15 Mar 1997 20:44:59 -0700


>>> "Thomas A. Sheehan" <aquinas@nyct.net>
03/14/97 08:46pm >>>
Dear colleagues -

I'm finishing up a hammer replacement on a
Yamaha DC7 Disklavier in a
recording studio.
Any comments or advice from others who have
been on this particular path
with Yamaha hammers would be most
appreciated!


Tom,
Something I learned from Brian Detar:  with three
needles sticking out 2mm from your voicing tool,
start needling at around 10 o'clock from the back
side of the hammer, and bring it up to nearly 12
o'clock, all the time going radially, and going in all
the way in with the needles.  Then with the needles
at 5mm, go back to 10 o'clock on the back side
and this time, while going the whole 5mm deep,
come up to about 11 o'clock.  Then on the front of
the hammers, use the 5mm long needles, needle at
11 o'crock.  Of course, test the tone between each
step.

Vince Mrykalo BYU




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