Keyboard width

[Joe And Penny Goss]

Joe Goss RPT
Mother Goose Tools
imatunr at srvinet.com
www.mothergoosetools.com
----- Original Message ----- 
From: "Chris R." <rpsvt at juno.com>
To: <pianotech at ptg.org>
Sent: Tuesday, August 07, 2007 8:21 PM
Subject: Keyboard width


> Hello list, I have an oddball question- How wide is the span between
> the centers of keys #2 and #86?
> 
> I am building a special leveling bar to go across the keyboard, but am
> having trouble setting a third foot in the right spot so that the
> straight edge can rest on the sharps as well as the naturals without
> tipping over.  I need to know what the shortest and longest distances
> between the center of the sharp keys are.  
> So far from local technicians I have gathered that from center to
> center, the sharps measured anywhere from 44-15/16" to 45-3/4" on a
> wide variety of pianos from different manufacturers and eras.  Do you
> measure anything  greater or less than these on your keyboards?  
> 
> Respectfully, 
> Chris Rawson, CPT,RPT,
> www.key-leveling.com
> 
>