[pianotech] plastic boards - was soundboard graffiti

[Terry Farrell]

Hey kiddoes, hasn't anyone been to a convention recently??????? Carbon  
fiber baby!!!!    http://steingraeberpianos.com/news/phoenix.html

Sounds pretty sweet to my ears......  :-)

Terry Farrell


On Sep 25, 2010, at 10:37 PM, tnrwim at aol.com wrote:

> There was a guy in Holland who developed an acrylic soundboard. From  
> what I was told, he tried to sell his idea to several different  
> manufactures, but the manufacturer wanted full control of the  
> invention. and the guy didn't want to loose his patent. I don't know  
> if he still around. He made a CD, which I had at one time. The piano  
> sounded a little hollow.
>
> I also has a piano that had a steel soundboard. It belonged to a  
> customer in St. Louis, who gave me the patent information. That  
> piano, and another one, were made by some one in Sweden. A number of  
> years ago I mentioned this on Pianotech, and a piano tuner from  
> Sweden said he tuned the other one. The interesting thing about this  
> piano was that it sounded just like one of those steel drum bands  
> from the Caribbean.
>
> I took pictures of the piano while it was still in my shop, but  
> after the piano was delivered, someone stole the camera. I couldn't  
> go back to the customer because they were mad at me for charging as  
> much as I did to repair the piano. (But that's another story).
> Wim
>
>
> -----Original Message-----
> From: Qshooterq <Qshooterq at aol.com>
> To: pianotech <pianotech at ptg.org>
> Sent: Sat, Sep 25, 2010 8:46 am
> Subject: [pianotech] plastic boards - was soundboard graffiti
>
> In about 1970, Rippen pianos was quite bold with their pianos.  In  
> addition to reverse threaded tuning pins and reverse crowns, they  
> also made some with plastic soundboards.  Maybe someone else  
> remembers better than me.    --Tom Gorley
>
> In a message dated 9/24/10 9:24:33 PM, dahechler at att.net writes:
>
>> Weirder yet, cover to soundboard with a thin layer of plastic.
>>
>> That should keep in the humidity and help keep the soundboard from
>> cracking?
>>
>> Even more weirder, make the soundboard out of plexiglass - then it  
>> will
>> never break and yet still be flexible.
>>
>> Which that may not sound so weird after all.
>>
>> In the old Edison phonographs, what was the vibrating diaphragm  
>> made of ?
>>
>> Duaine
>
>

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