The Roland MC-303™ can be used as a Sound Module under control of an external sequencer, but setting it up is a very awkward procedure. Therefore I have written a program that simply lets you switch to Sound Module mode and back mute the instrument parts as needed use part 11 as a second rhythm part select a drum map for the rhythm part(s)	MC-303 Switcher screendump
click here to download MC-303 Switcher [freeware]

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