Yamaha electric grand of mid 70's to mid 80's origin more

[pianoman]

Hi,
 Yamaha used to have an electronic tuning chart for them but I don't know
if you can still get them.
James Grebe
R.P.T. of the P.T.G.
 St. Louis, MO.
Competent Service since 1962
                                        Caster Cup Center of the Universe
                   Home of Handsome Hardwood Caster Cups
pianoman@inlink.com        

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> From: Marcel Carey <carey.marcel@qc.aira.com>
> To: pianotech@ptg.org
> Subject: Re: Yamaha electric grand of mid 70's to mid 80's origin
> Date: Tuesday, September 01, 1998 3:47 PM
> 
> Hi Tom
> 
> I had quite a few experiences with CP70 and 80. I still service one of
them.
> The treble part sound quite nice, but the bass has such short strings
that
> the inharmonicity makes the bass almost untunable. Chameleon II can't
even
> measure A-1. Even if you take this piano apart in two pieces, you will
need
> another person to move it. It is quite heavy. Nad finally, no, it doesn't
> have a soundboard. The tuning is quite stable but it only has 2 strings
per
> unison so when unisons go out, the piano sounds worse than a 3 strings
per
> unison instrument. The bass strings have quite a bit of tension and I
have
> had to replace quite a few. If you are a heavy player, I would
personnally
> stay away from it.
> 
> Marcel Carey
> Sherbrooke, QC
> -----Message d'origine-----
> De : Martin, Thomas N (MARTITN5) <MARTITN5@Juniata.Edu>
> À : 'pianotech@ptg.org' <pianotech@ptg.org>
> Date : 1 septembre, 1998 15:27
> Objet : Yamaha electric grand of mid 70's to mid 80's origin
> 
> 
> >Hi List,
> > Does anyone on this list have experience with the Yamaha electric
> >Grand (CP70?)?  I played on one on a cruse ship about 8 years ago but,
> >didn't pay it much attention - I don't remember it sounding bad though.
> >What are your experiences with this instrument?  Apparently it can be
put
> >into two cases and transported?  How practical is this?  How well do
these
> >things hold a tuning?  Are they of anywhere near the quality of Yamaha's
> >other acoustic instruments?  Are their actions special or standard? 
Also
> >what are their dimensions.  I have a Clavinova in my apartment now but,
I
> >would like to have something better (it isn't practical to move a C3
around
> >much though - and it's pretty loud in small spaces) I'd like to use this
> for
> >practicing and perhaps small-time home recording for family and friends.
 I
> >also read one ad that said they had a soundboard - they don't do they?
> >Thanks,
> >Tom Martin
> >