frequencies of notes

Richard Brekne Richard.Brekne@grieg.uib.no
Wed, 24 Sep 2003 21:38:44 +0200


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Start with 440 and multiply times the 12th root of two...1,059464309..
Multiply each successive resultant frequency times the 12th root of two.

F(n+1) = F(n) * 2^(1/12)

Or you could get fancy and do it logrithmically.

e ln F(n+1) = e ((1/12) * ln 2 + ln F(n))

Cheers
RicB

"Elwood Doss, Jr." wrote:

> I need to know where to find the frequencies of untempered notes.  For
> example, A=440 would be the same tempered or untempered.  C=523.5
> would be a tempered pitch.  What would it be if it were
> untempered.Thanks for your help.Joy!Elwood Elwood Doss, Jr., RPT
> Technical Director/Piano Technician
> Department of Music
> 106 Fine Arts Building
> University of Tennessee at Martin
> 731/587-1152
> ::::::::::::::::::::::::::::::::::::::::::::::

--
Richard Brekne
RPT, N.P.T.F.
UiB, Bergen, Norway
mailto:rbrekne@broadpark.no
http://home.broadpark.no/~rbrekne/ricmain.html
http://www.hf.uib.no/grieg/personer/cv_RB.html


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