Mac OS X editor for Yamaha DX27 and DX100
Four FM is a Mac OS X editor for the Yamaha DX27 and DX100 4 operator FM synths. You should be able to use the editor with the DX21, although some DX21 specific parameters are missing.
This is a free program issued without warranty or a commitment to future maintenance. But, feel free to contact me with bug reports or if you want to help with beta-testing.
Mac OS X 10.6.x and later
The latest version of Four FM is 1.0.1(6)
- Midi interface and channel settings are accessed through the Preferences menu.
- Don’t forget to use Note Off after using Note On, otherwise you’ll get hanging notes.
- Many parameter changes are only audible when a new note is played.
- Init Voice resets all voice parameters to their default initialized values.
- Get 1 Voice gets the current voice edit buffer from the DX.
- Changes made in the editor are sent immediately to the DX.
- Move sliders or press buttons on the DX’s front panel and see the editor reflect the changes.
Download Four FM here