Hi All, The "shape" or envelope of the decay is also important. I look for a gradual decay down to the 8 second mark; rather than a rapid one with the sound lingering for a very long time. As Ron says it is a rough guide--but better than no guide at all. At 07:45 AM 9/26/2003 -0500, you wrote: > >>Very true for most piano owners. But for those of us who "mess about with >>pianos", it is handy to be able to quantify (as best we can) the results >>of changes we make to pianos. But also we need to understand the >>limitations of our measurement techniques. >> >>Terry Farrell > >That's true. It would be preferable to attempt to know what we're talking >about. Don's suggestion of timing until you can't separate the note from >the background noise is as good as any as long as the background noise is >minimal. Long un-muted rear duplexes tend to extend that somewhat as you >lose the note in the duplex ring before you lose the duplex ring in the >background. In any case, it's a rough indication, rather than a precise >measurement. > >Ron N > >_______________________________________________ >pianotech list info: https://www.moypiano.com/resources/#archives > > Regards, Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T. mailto:pianotuna@accesscomm.ca http://us.geocities.com/drpt1948/ 3004 Grant Rd. REGINA, SK S4S 5G7 306-352-3620 or 1-888-29t-uner
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