Hi Jeff, The hitch pin may act as a transducer--but it can't add energy--therefore it is not an amplifier. At 09:48 PM 5/7/2009 -0400, you wrote: > >----- Original Message ----- >Ric, others, > >Here, we have what is essentially a vertical hitch pin, transmitting >vibrations. The length of springpin or rollpin protruding from the plate >conducts, if not amplifies, the vibration from the hammer strike and string >vibration to the plate, just like the stob does. It can't not. > >Unanonomously submitted, >Jeff Tanner > > > > >No virus found in this incoming message. >Checked by AVG - www.avg.com >Version: 8.5.325 / Virus Database: 270.12.21/2103 - Release Date: 05/07/09 18:05:00 > Regards, Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T. Non calor sed umor est qui nobis incommodat mailto:pianotuna at yahoo.com http://us.geocities.com/drpt1948/ 3004 Grant Rd. REGINA, SK, S4S 5G7 306-539-0716
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