Thank you for visiting the Overblow.com Frequently Asked Questions.
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P.S. I was thinking about puting your scale finder on a iphone so it could be played with ones thumbs as a education tool, and to try out the different tunings. You could sell it at the app store. Good Idea?
Heiki
http://www.overblow.com/?menuid=116
= blow hole narrower than draw hole
(old player - still eager to learn)
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