Hi Chris.. I see that Fred has already answered this so I will just echo his post. Cents offsets should apply to all notes... and if I'm not mistaken just about every ETD out there has a way of doing this automatically for you. So if you want to change your temperament offset for any given note... say C for example... you do this as part of setting up a tuning file and all C's are changed for the same cents amounts. As for what the temperament range is given by Lehman... now that you mention it I cant say for sure.... having just assumed the same general temperament range that is most often used would apply. That said... again since his offsets are in cents... it doesn't really matter for an ETD tuning. For aural tunings tho.... :) As far as octaves... you can use most of the the same aural tests as usual... just nothing to do with contiguous thirds or that sort of thing. All direct interval checks tho apply. Cheers RicB Thanks for replying Ric, I agree for good or bad the myst seems to be rising. Can you help with one simple issue? Are the ETD "deviations from equal temperament" given by Lehman for A49 up to G#60 or for what I might call the "temperament octave" below that, beginning with A37 up to G#48. Does it matter? It seems to me it must. I find this further confusing because Lehman's indications are centered around middle C40 rather than the C52 fork most tuners use. Maybe I'm over-thinking this but I'd really just like to get this tuning done and then reread my Jorgensen Tuning book at the beach over the summer :>) Thanks for any further insight, Chris of the ET Clan
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