Why do we need crown?

[Calin Tantareanu]

Hello Ed!

Do you have some pictures of this piano?

Calin Tantareanu
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> -----Original Message-----
> From: pianotech-bounces at ptg.org 
> [mailto:pianotech-bounces at ptg.org] On Behalf Of A440A at aol.com
> Sent: luni, 24 aprilie 2006 04:52
> To: pianotech at ptg.org
> Subject: Re: Why do we need crown?
> 
>   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
>  
>