soundboard springs

Tim Coates tcoates@dtgnet.com
Sun, 08 Dec 2002 03:10:35 -0600


---------------------- multipart/alternative attachment
Isaac,

Yes, the slight uncoupling increases the sustain among other things. 
 The pedals function as normal.  

At this point all installations are 3 pins per string.  The treble 
sections are actually more stable.

I will be interested to see your comments about the French designs.  

Tim Coates
Wapin Company LLP

Isaac OLEG wrote:

> Tim,
>  
> thanks for your mail, I will see this system I heard about next week, 
> and send some comments.
>  
> So it is that slight uncoupling effect that is the base of the process 
> ? Is the left pedal working the same on these pianos ?
>  
> I understand that when a board is tired, it is easier to gain some 
> sustain, that having the board alive again (I mean responsive, multi 
> layered, etc...)
>  
> I'll follow your idea and have a look at the wapin site again.
>  
> Are all the systems 3 pin systems (I thought of eventual problems of 
> string riding in the treble because of the front vertical pin) ?
>  
> Thanks, and best regards
>  
> Till next time
>  
> Isaac OLEG
>  
>  Envoyé : samedi 7 décembre 2002 03:18
> À : oleg-i@wanadoo.fr; CAUT
> Objet : Re: soundboard springs
>
>     Isaac,
>
>     Thank you for your comments.  The Wapin Bridge does not work
>     because of three bridge pins.  It is a common mistake.   It is the
>     front pin that causes the slight uncoupling of the string to the
>     bridge.  The middle pin does nothing but trap.
>
>     Perhaps you would like to revisit Wapin.  Europe seems to be
>     looking for something like Wapin.  There have been European
>     rebuilders inquiring about Wapin. I don't have much experience
>     with European pianos, but I understand they have a very short sustain.
>
>     A recently certified US Wapin Installer used a 6' Grotian as his
>     first install.  It sits right beside a rebuilt SSB, also rebuilt.
>      He says "the 6' Grotian gives the SSB a run for the money, except
>      in the very low bass".  Which is to be expected.  A previously
>     short sustain 6' piano now competing against a good 7' SSB?  
>
>     Tim Coates
>     Wapin Company LLP
>
>     Isaac OLEG wrote:
>
>>     Tim,
>>      
>>     I had some inquiries about the Wapin a few years ago, but did not
>>     spend much time on that after that.
>>      
>>     It seems evident to me that if the Wapin (3 pins system ?) allow
>>     for a better bridge string transmission, even on a tired board
>>     that will help a lot by avoiding the lack of efficient pressure
>>     (DB) on the board.
>>     I believe that the side pressure of the standard pins is not
>>     helping the string enough under the impact of the hammer.
>>      
>>     I received some very good comments lately , of the use of the
>>     Wapin setup in that case. I will see another setup of the same
>>     kind soon (from a French designer).
>>      
>>     Regards.
>>      
>>     Isaac OLEG
>>      
>>      
>>
>>         -----Message d'origine-----
>>         De : caut-bounces@ptg.org [mailto:caut-bounces@ptg.org]De la
>>         part de Tim Coates
>>         Envoyé : jeudi 5 décembre 2002 13:13
>>         À : College and University Technicians
>>         Objet : Re: soundboard springs
>>
>>         Yes.  I know there are many out there who refuse to believe
>>         it, but Wapin has compensated for a dead soundboard many
>>         times.  I've experienced it several times.  The board still
>>         needs to have crown and there needs to be downbearing.  
>>
>>         I have considered installing the treble tension resonator on
>>         one piano.  It has Wapin on the Killer Octave and sounds
>>         great were it once was dead.    I can hear a slight
>>         difference in the entire treble when the air gets dry,
>>         though.  I think the resonator could help the case and
>>         soundboard stay together better in that area.  I've talked
>>         with some people about the resonators: works for some,
>>         doesn't work for others.  The idea has been around for years.  
>>
>>         Tim Coates
>>         Wapin Company LLP  
>>
>>         Richard Brekne wrote:
>>
>>>
>>>         Tim... are you claiming that the Wapin can compensate for a
>>>         dead soundboard ?
>>>
>>>         just curious
>>>
>>>         RicB
>>>
>>>         "On 12/4/2002 at 8:12 AM Tim Coates wrote:
>>>
>>>>             Hi Dave,
>>>>
>>>>             I'm dead serious when I say this:  you need to install
>>>>             Wapin.  It has never failed to fix this problem.  There
>>>>             is a pianist who drives from Dallas to Cedar Rapids, IA
>>>>             to record because there is no Wapin SSD in Dallas. 
>>>>             It's real.  It works.  It's cost effective.
>>>>
>>>>             You don't have be worried about removing it because it
>>>>             didn't work.
>>>>
>>>>             Tim Coates
>>>>             Wapin Company LLP
>>>>
>>>         -- 
>>>         Richard Brekne
>>>         RPT, N.P.T.F.
>>>         UiB, Bergen, Norway
>>>         mailto:rbrekne@broadpark.no
>>>         http://home.broadpark.no/~rbrekne/ricmain.html
>>>         <http://home.broadpark.no/%7Erbrekne/ricmain.html>
>>>          
>>>
>>
>


---------------------- multipart/alternative attachment
An HTML attachment was scrubbed...
URL: https://www.moypiano.com/ptg/caut.php/attachments/84/56/23/91/attachment.htm

---------------------- multipart/alternative attachment--


This PTG archive page provided courtesy of Moy Piano Service, LLC