Want to use the Modulation Wheel? KORG app September 07, 2015 12:26 Follow You can use it by patching. The MG Out to the VCA In patching. The VCA Out to the FREQ In and the Wheel Out to the Control In patching. After that, you can also adjust the intensity with the EG1/EXT knob. Facebook Twitter LinkedIn Comments Please sign in to leave a comment.