The Envelopes Panel of the GE Editor, showing the 3 assignable envelopes in action. In this case, they are set to loop continuously, producing CC #74 (Filter Frequency), CC #71 (LPF Resonance/HPF Cut), and Pitch Bend data. The grayed-out fields (with black text) indicate that these parameters have been selected to be among the 16 GE RTParms available to be assigned to real-time controllers.