City Theatrical designed the DMX Snow Machine for the Broadway production of Billy Elliot, which featured a snow fall across the full width of the stage.  These machines utilizes a silent stepper motor, and drop artificial snow from the revolving drum.  One DMX channel used.

The DMX Snow Machine is a versatile special effects device designed to provide a falling snow effect when used with artificial plastic snowflakes. It incorporates a universal 120/240 VAC power supply, a belt and pulley drive system, stepper motor control, and classic City Theatrical sturdy construction for guaranteed and repeatable performance.

• DMX control of snow fall
• Variable speed
• Hangs on one or two clamps, allowing center pivot
• Quiet operation
• Rugged steel construction including NEMA 1 electrical enclosure
• Provided with single and multiple hanging points
• DMX512 control or stand alone operation
• Speed range 1-25 RPM
• Power: 100-240VAC 50/60Hz 2 Amps via IEC C14 socket, with convenience outlet
• Controls and Connections:
• DMX512 IN and OUT via 5P XLR
• DMX Address/Stand alone controls via three BCD rotary switches
• LED Pilot Light for Power/DMX Status
• Dimensions: 47.25" [1200mm] x 8" [201.67mm] x 15.125" [384.15mm]
• Weight: 28.5 Lbs [12.93 kg]
• Certifications: CE Certified and FCC and CE Emissions compliant, all components are RoHS compliant