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TwinSpin Printable version

https://www.controlbooth.com/wiki/TwinSpin

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A trademarked name by GAM Products for a double gobo rotator.

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GAM : Lighting Equipment For Architectural, Specialty & Theatrical Effects

Rosco/DHA and Apollo make similar items.

GAM has an online simulator: Virtual TwinSpin, and this site: CablePick.com Gobo Visualizer has patterns by all major manufacturers.