I have been perusing the web for an actual diagram/picture of the Stuart bridge set up and can't find one....any help on this? David Ilvedson ----- Original message ---------------------------------------- From: Ric Brekne <ricbrek@broadpark.no> To: pianotech <pianotech@ptg.org> Received: Mon, 15 Aug 2005 09:06:03 +0200 Subject: string termination >Hi Calin. >Calin writes: >You both think that the Stuart agraffe doesn't make a better termination? I >would think it does, because it is a harder surface than a conventional >bridgepin+wood termination, and would thus be somewhat less flexible, >causing less energy (high freq. especially) to be lost. >No doubt that the agraffe's mass can also contribute. > Calin Tantareanu >------------------------- >I would think so as well. Perhaps if one contacted Stuart one could >aquire some hard data on the subject ?? > From an article on the subject.... > "After years of experimentation, Wayne Stuart developed a special > clamp to keep the vibrations vertical. Eager to discover if his > invention was a fluke or could be scientifically proven he called in > the expertise of Robert Anderssen from the Australian science > agency, CSIRO." > ........................ > "Applying the maths of vibrating strings, some of it going back to > Pythagoras, Robert was able to show mathematically that the clamps > ensured a more harmonious and clearer singing sound. > "Those notes are more harmonious because the string is kept > vibrating vertically and the energy in the vibrations is dissipated > more slowly and that's what the musicians call sustain and volume." >The person making this claim can be reached at >Dr. Robert Anderssen >Computer Science and Information Technology Building >Australian National University >North Rd >Acton ACT 2601 >Bob.Anderssen@csiro.au <mailto:Bob.Anderssen@csiro.au> >-------------- >_______________________________________________ >pianotech list info: https://www.moypiano.com/resources/#archives
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