I read your article kind of quickly and will go back again, but what significant difference did you see comparing Tunic to all your other ETDs? All of the ETD's we typically use have way more capabilities that the Tunic program...are you running it on your PDA? Battery life issues? I have none with my SAT III...I'm aiming for the SAT IV in the near future... David Ilvedson, RPT Pacifica, CA 94044 ----- Original message ---------------------------------------- From: "Kent Swafford" <kswafford at gmail.com> To: pianotech at ptg.org Received: 3/4/2009 4:34:47 PM Subject: Re: [pianotech] The Tunic OnlyPure Tuner >In the early 80's I heard a roomful of techs break out in laughter >when Dr. Al mentioned that the SAT was going to cost $1000. We >apparently got over the sticker shock... >Kent >On Mar 4, 2009, at 6:29 PM, Al Guecia/AlliedPianoCraft wrote: >> Kent, >> >> After reading your review, I thought I would give it a try. WOW >> hefty price for a no bells and whistles ETD. >> >> Al >> >> >> -------------------------------------------------- >> From: "Kent Swafford" <kswafford at gmail.com> >> Sent: Wednesday, March 04, 2009 7:16 PM >> To: <pianotech at ptg.org> >> Subject: Re: [pianotech] The Tunic OnlyPure Tuner >> >>> You ask the right questions. So far, I haven't heard much good >>> speculation about what might be under the hood of PureTuner. >>> >>> A few have suggested some things for me to look at in order to >>> learn a bit about how the ETD really works. >>> >>> And I have few of my own ideas for research I could do when I have >>> the time. >>> >>> But I'm really looking forward to the time when there are more >>> users of PureTuner, experienced in what it can do, and comparing >>> notes with all the other users. >>> >>> Meanwhile, I'm finding I am enjoying a good mystery... >>> >>> >>> Kent >>> >>> >>> >>> On Mar 4, 2009, at 5:56 PM, David B. Stang wrote: >>> >>>> >>>> I read Kent Swafford's article in the March Journal about the >>>> "Tunic OnlyPure" ETD with great interest. Kent said inventor "has >>>> stated his intention to withhold most explanations of how all >>>> this works", and their web site says very little other than what >>>> the article said. >>>> Kent writes that the inventor claims it "deals with inharmonicity >>>> in a new way that is automatic". >>>> It seems magical to me that any device could just start tuning >>>> a note without having previously recorded data about the >>>> inharmonicity >>>> of other notes. How does it "know" where to place a treble pitch, >>>> without inharmonicity data from lower strings? >>>> Kent said it did a great job, but it can't really be magic, so, I'm >>>> just wondering if anyone has any general speculation about >>>> how it works. (Gosh, I was just beginning to think I had >>>> some idea of how regular ETD's work, now this comes along!) >>>> Thanks >>>> >>>> David B. Stang >>>> Columbus Ohio >>>> >>>> >>>> >>> >>> >>> >>
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