At the risk of repeating myself: Baloney Sauce. I bought the Yamaha (used on eBay) when I first got into the biz because it was all I could afford. Here is the secret for getting pretty nice tunings with the PT100: Learn to tune the bass by ear right off. <<You are right about the bass, Devlon>> The Yamaha won't stretch most pianos enough going down. If you set the scale to the best approximation of the Yamaha piano sizes, however, you WILL get a decent temperament and treble on most pianos. The SAT would be much more flexible and better, all-around. But if all you can afford is the PT-100 go forth and tune--and use it to help you tune without it! BTW I tune for three conservatory trained, outstanding pianists. Their pianos are: Steinway S, Samick, and Chickering grands. All are very pleased with their tunings and, since I had to start this way, I tune them all with the Yamaha. BUT, I tune down from the temperament by ear, always, and I check my temperament by ear, always (4ths, 5ths, running 3rds and 6ths, etc.), I test up and down with 3rd-10th-17ths, always, and usually the 5ths. Only rarely do I change a temperament or treble note from the ETD and when I do, it is usually over a break or some other point where "somthin' ain't right" so inharmonicity is compensated for. This has been my $0.02 Alan R. Barnard Salem, MO ----- Original Message ----- From: <BSHARPTUNE@AOL.COM> To: <pianotech@ptg.org> Sent: Sunday, August 18, 2002 8:01 AM Subject: Re: E.T.D. > Brian, I have owned a PT-100 for a long time. I bought one before I really > understood inharmonicity and how to tune a piano. The PT-100 is almost > useless as an ETD. It has pitch curves that only match 6 Yamaha pianos which > I think are all slightly narrow on the bass side. It's only use now is to > chip pianos. > > Devlon
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