restringing question

[Stephen Airy]

looks like i'm leaving it alone then.  Thanks for your
input.  :)
--- Delwin D Fandrich <pianobuilders@olynet.com>
wrote:
> 
> ----- Original Message -----
> From: "Stephen Airy" <stephen_airy@yahoo.com>
> To: <pianotech@ptg.org>
> Sent: November 25, 2000 11:55 PM
> Subject: restringing question
> 
> 
> > I'm curious -- How easy/hard is it to change the
> number of strings per
> note
> > on a few notes when you're restringing a piano
> (but not replacing the
> plate
> > (of course!) or pinblock)?  For example maybe
> there's 2 wound strings per
> > note in a section and the technician wants to
> change it to 3 plain, or 1
> > wound to 2 wound.  My family has an old Hallet &
> Davis 52 1/2" upright
> > (serial #107906 made in 1921) which has 1 string
> per note from A1 to B15,
> 2
> > strings per note from C16 to A#26, 3 strings per
> note from B27 to C88.  It
> > needs some work (new hammers, bass strings
> (probably all strings)
> replaced,
> > tuning pins seem to still be holding tune but was
> almost 1/4 step out of
> > tune after about 2 1/2 to 3 years of sitting),
> basically a minor
> rebuilding
> > job.  If I changed the stringing scale, I would
> extend the 2 strings per
> > note down to A13 or G11 (currently lowest 2-string
> note is C16) -- what
> > would be your advice on that?
> > __________________________________________________
> 
> Your question really should be, why would I want to
> do this?
> 
> The answer is, you probably don't, at least not for
> acoustical reasons.  But
> the reasons are complex enough that it's not
> something I'm going to try to
> answer on pianotech.
> 
> If you really want to do this stuff, I'd really
> suggest you spend enough
> time studying the subject first.  At least long
> enough so that you will
> understand the various consequences of your actions
> -- some of which will be
> unintended.
> 
> Read Dave Roberts book, 'The Calculating
> Technician.'  Yes, it's full of
> mis-understanding about scale design, but it's still
> about the best we have.
> Get the back issues of the Journal -- we're all
> going to gray and doddering
> by the time the CD hits the shelves -- and attend
> every class you can on the
> subject.  Then start tinkering.
> 
> Del
> 


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