You can also tap/seat the string at that same last bearing point. Often you can see string press down tighter and I have had success with sizzling in this area. Also adding a brass piece to the top of that last bearing bar will give you more angle. Lots of things to try... David Ilvedson, RPT > From: A440A@AOL.COM > Date: Sun, 21 Feb 1999 20:34:05 EST > To: pianotech@ptg.org > Subject: Re: S&S capo > Reply-to: pianotech@ptg.org > Mark writes: > > > Grotrian Steinweg > >done in Sydney Australia by Ron Overs, where the front duplex was too long > >and produced a frequency low enough to be a real problem. His fix involved > >putting in a small pressure bar. This roughly halved the speaking length > >of the duplex thus raising the frequency produced by this section to a point > >well above the problem. > > Greetings, > I was going to mention doing this. On a Steinway D, there is room for a > small half-round to fit under the top string, on that small shelf. You will > usually need to pull the action out and tap them in under the strings. > Depending on the plate, some tension may need to be lowered. The metal pieces > will be somewhere between 4 and 8 mm in height. This shortens the upper > string considerably, and usually kills the problem. The super glue on the > string is a nice technique when time is measured in minutes and SOMETHING has > to be done RIGHT NOW!. > There is also the technique of using a stringing hook to put a slight kink > in the wire, sideways, right by the last bearing point. It is easy to try, > seems like it gives results in about 40% of the sizzles. > REgards, > Ed Foote > > David Ilvedson, RPT Pacifica, CA ilvey@jps.net
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