Intervalon 2D-Interval Explorer (musical instrument)

Intervalon is a high sensitivity musical instrument;

   (you can see my fingers)

 Harmonic-series tones 1-8 played
 6 oc. scale 1
 6 oc. scale 2,  in 7/12 (7/48) Meantone
 Dulcimer and (an octave lower) Violin (Contrabass),  in 7/6 (7/24) Meantone

(You can skip the following talks and jump to the download section.)

2D-ness of Intervals :

Interval notations :

Realizing visualizations of 2D Intervals :

Visualization of Intervals with Cents :

Harmonic series and 2D-Intervals :

Meantone group of tunings :

Integration of Meantone-straight-ness and Harmonic-series-ness by 7/12 Meantone :

Temperaments for instruments with 12 keys an octave, such as Werckmeister :

various views of what is called 12ET, 12 equal temperament :

Getting started with Intervalon :

(Instrument sound, this software and the included soundfont)
How exact (natural) is 'naturally straight' realized (implemented) ?

Update and Uninstall :

Notices :

License of this software :

Copyright © 2015 Kazuhiko Shirai.
Intervalon is freeware. It can be used anyway.
Redistribution is prohibited.

Disclaimer :

The software is provided as is without warranty of any kind.
Use it at your own risk. The author is not responsible for any loss or damage resulting from the use or misuse of it.

The author's favorite composers :

Palestrina, Alessandro Scarlatti,  Handel,
Beethoven, Muzio Clementi,
Brahms, Mahler, Manuel de Falla, Furtwängler

by Kazuhiko Shirai.   mail:
last updated 2019/06/26.