Steinway C

[Greg Newell]

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A little late but I finally have some time (sleepless night) to look
over some saved e-mails. Can anyone point me to a source to learn more
about this "Z" factor in scale design? Thanks!

Greg

Ron Overs wrote:

> Joseph,
>
>> Folks,
>
>> I had a wonderful tuning experience on Friday. A Steinway model C
>> serial No. 105173. Pierce shows it to be a 1902. . . Aside from a
>> strange type of false beat (very faint) in the higher treble (looks
>> like uneven lengths of wire for each unison) the piano was
>> absolutely beautiful, both in an aural and visual sense. I believe
>> the style is a Louis XV, done in Mahogany, rewhatevered done by
>> Washburn Pianos in Phoenix. Looks like a new board, but hard to tell
>> about the bridge. Everything clean and shiny. Nice work by those
>> people. Anyone know of the names of the craftsmen or if they
>> associate with the list?
>
>
>  There are certainly examples where skilled rebuilders have been able
> to, against all odds, make a decent piano out of something which is by
> today's design standards, wanting.
>
>>  What think ye about the model C, I don't recall see that model
>> discussed much on this list? Give me more of this piano type!
>
>>
>
>> Joseph Alkana  RPT
>
>> josephspiano@attbi.com
>
>   In early December 01 scaling was under discussion on the list. I
> published a page of graphs comparing % breaking strain, Z and
> inharmonicity for both the Steinway C and our 225 piano. The Steinway
> C is an older scale which has been designed to break at F21
> (presumable to make it look more like the longer Steinway D which also
> breaks at F 21). However, this crossover point results in a less-than
> ideal break between the bass and treble bridge on a seven foot piano,
> since the percentage of breaking strain must fall down to what I would
> consider to be an unacceptably low value (at the lowest note on the
> long bridge). The published scale charts, with accompanying notes, are
> viewable at; http://www.overspianos.com.au/chrts.html Regards, Ron
> O. --
>       OVERS PIANOS
>        Grand Piano Manufacturers
> _____________________________
>
> Web:    http://www.overspianos.com.au
> Email:  mailto:ron@overspianos.com.au
> _____________________________

--
Greg Newell
mailto:gnewell@ameritech.net


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