Rescaling GH1 tenor section

[Greg Newell]

Matt,
         Contact Ron Nossaman. He'll make you a good scale that your 
customer will be happy with and you just might learn something along the 
way. He's a very good and patient teacher.

Greg Newell



At 05:37 PM 2/25/2005, you wrote:
>Hi all:
>
>I have a client who is unhappy with the sound of the low tenor on his 
>Yamaha GH1 (circa late 70s) and has requested rescaling of that piano.  I 
>did suggest the usual voicing, fine tuning, etc. and he said that he has 
>already had stuff done by other techs.  He has done some research of his 
>own on the Internet and has decided that he is is interested in the rescaling.
>
>I have not done any rescaling personally but I understand that most or all 
>of the string parameters are entered into a computer program which then 
>spits out recommendations for changing string diameters here and there and 
>changing some plain trichords at the tenor to wound bichords.
>
>Then the physical work involves maybe drilling hitch pin holes, modifying 
>the bridge, etc.  I read in the archive that Yamaha used to offer a kit 
>for these pianos but it was recommended by list contributors to do a 
>custom scale for each piano for various reasons.
>
>So, my questions:
>
>1) What is the best software to use to do the rescale?  Or, does anyone 
>out there accept parameters and run them through their own software as a 
>service?
>
>2) When all is said and done, is it possible that the difference in 
>harmonicity may not even be audible?
>
>Thanks,
>
>-Matt
>_______________________________________________
>pianotech list info: https://www.moypiano.com/resources/#archives

Greg Newell
Greg's piano Forté
mailto:gnewell@ameritech.net