Yamaha CP70

Leslie Bartlett l-bartlett at sbcglobal.net
Mon May 21 21:19:17 MDT 2007


So, if I tune this sucker Aurally, how do I go about it?  I have done such
with computer and it is virtually untuneable.
les bartlett 

-----Original Message-----
From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On Behalf
Of David Doremus
Sent: Monday, May 21, 2007 5:38 PM
To: Pianotech List
Subject: Re: Yamaha CP70

william ballard wrote:
>
> As I remember, when setting the initial ladder of a 3ds/6ths 
> temperament, the C#3-F3 M3d had the same beat rate as the C#4-F4 3d.
> Actually achieving the flat slope of M3ds beat rates which the Baldwin
> 243 vertical only dreamed of. I also remember tuning the acoustically 
> (no external speaker).
I think you are right about the 3ds, amazing what modern innovation can
produce. Tuning acoustically works as well as anything in someones house,
onstage with all the usual commotion not so easy to hear. I still have a set
of bass strings going begging, what no takers? Im shocked, shocked....

--Dave
New Orleans

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