MIDI will allow playback of multiple patches on one channel, but only one patch can produce a 'note on' at any one instant:!NoteWorthyComposerClip(2.5,Single)
|Instrument|Name:"Flute"|Patch:73|Trans:0|DynVel:10,30,45,60,75,92,108,127|Pos:15
|Note|Dur:Half|Pos:5^
|Instrument|Name:"Oboe"|Patch:68|Trans:0|DynVel:10,30,45,60,75,92,108,127|Pos:11
|Note|Dur:Half|Pos:3^
|Instrument|Name:"Violin"|Patch:40|Trans:0|DynVel:10,30,45,60,75,92,108,127|Pos:8
|Note|Dur:Half|Pos:1^
|Instrument|Name:"French Horn"|Patch:60|Trans:0|DynVel:10,30,45,60,75,92,108,127|Pos:-6
|Chord|Dur:Whole|Pos:-2,1,3,5
!NoteWorthyComposerClip-End
with NWC, the half notes in the example can be shortened to as little as a 64th triplet.