ETC: ETC (Electronic Theatre Controls) is a global leader in entertainment and architectural lighting, dedicated to technical innovation and customer service. ETC manufactures the award-winning Source Four, Source Four Revolution and Selador luminaires; the Congo, Eos and Smartfade families of control; Sensor SCR dimming, Matrix SCR and SineWave dimming; Unison Paradigm, Mosaic and SmartLink architectural controls; Smart Solutions compact lighting equipment, and more. ETC has its headquarters in Wisconsin, and offices across the US, UK, Germany and the Far East. ETC has more than 580 employees worldwide, including in- house customer and technical service departments around the world offering 24-hour phone support