Why do we need crown?

[Erwinspiano at aol.com]

Ed
  Purely fascinating.  See it isn't' just us modern folks that  were trying 
out fun stuff.
  Dale

>   Greetings, 
>      My parents'  piano is a 1870 Hallet & Davis. It is not 
> veneered, but rather  made with solid maple body parts.  The 
> soundboard is completely  flat,and was designed that way. The 
> bridge has agraffes that have  steeply slanted holes in them, 
> and they alternate so that the back  strings are either rising 
> from them to meet the hitch pins, or  slanting just as steeply 
> down to the hitch.  The effect of the  alternating bearing is 
> to rigidly lock the board in place.  This  piano has a boomy 
> bass and a weak treble.  
>     I tried all sorts of things, but there was no way to get 
> an  even response out of this board.  I have some rather 
> serious  misgivings about flat soundboards.  
> Regards, 
>   
> Ed Foote RPT
>  http://www.uk-piano.org/edfoote/index.html
>  www.uk-piano.org/edfoote/well_tempered_piano.html
>  


 
-------------- next part --------------
An HTML attachment was scrubbed...
URL: https://www.moypiano.com/ptg/pianotech.php/attachments/20060424/c64081cb/attachment.html