1. Sweep: Controls the frequency peak of the sweep. Higher peak clockwise, lower peak counter clockwise.
2. Rate 1,2,3: Changes the range of the speed control. Rate 1 is slow mode, Rate 2 is LFO kill to use the Orbiter as a fixed resonant filter, Rate 3 is fast mode.
3. Rate:Controls the speed of the LFO. Faster clockwise, slower counterclockwise.