Fw: moving the bridge

Carl Meyer cmpiano@comcast.net
Sun, 29 Jan 2006 10:33:31 -0800


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One additional question I forgot.

As pianos get shorter is the a point at which it would be desirable to use a 
cantilevered bridge a fixed number?

Carl Meyer PTG assoc
Santa Clara, Ca.

----- Original Message ----- 
From: "Carl Meyer" <cmpiano@comcast.net>
To: <pianotech@ptg.org>
Sent: Sunday, January 29, 2006 10:26 AM
Subject: moving the bridge


>I want to thank Del and others who contributed to my understanding of back
> scales and cantilevered bridges.  It's something I've given a lot of 
> thought
> to.
>
> In talking to other techs, I've gotten some negative response.  Perhaps 
> they
> consider me too evangelistic.
>
> It's always dangerous to think that if some is good then more is better.
>
> To illustrate: I'm putting a Pianocorder in a 1902 Wing and Sons 57 inch
> ornate oak piano with 5 pedals.
>
> When I came face to face with the bass bridge, I thought  "If there ever 
> was
> a piano that needed more back scale and less cantilever, this is it".
>
> For many reasons, I'm not going to do anything to it but it intrigues me.
>
> The attached photo shows that note one speaking length could be shortened 
> at
> least 5 inches with eliminating the overhang and increasing the back 
> scale.
> Since the bridge is tilted, it would be easier to make a new bridge cap
> applied just over the bridge root and eliminating the skirt.
>
> Here are my questions.
>
> Is there a limit for this sort of thing or would I be considered "Extreme"
> or "Out of the main stream" if I pushed this to the limit?
>
> Is there any problem with the change in speaking length From note one to 
> 28
> with regard to rescaling? Note one will have a drastic change and 28 
> almost
> none.
>
> Would it be necessary to change the strike point of the hammers or as I
> suspect the bass strike point is already compromised?
>
> Thanks for any comments,
>
> Carl Meyer PTG assoc
> Santa Clara, Ca.
>
> 

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