Rainbow 250™ has sound active capabilities so you can use this unit without a ® controller. This unit can also be controlled via a standard DMX controller such as the American DJ Show Designer, ™ or the American DJ DMX Operator, ™ giving the user independent control over the color ®...
DMX controller. Lens Focusing: 1. To focus a American DJ Rainbow 250 DMX, ™ it is best to first turn down the music sensitivity knob ® to its minimum position. This will prevent the color wheel from changing during focusing.