ETC (Electronic Theatre Controls) is a leading global manufacturer of lighting solutions, control equipment, and automated fixtures for theater, film, and architecture.
ETC, officially known as Electronic Theatre Controls, Inc., is a premier manufacturer of lighting and rigging solutions tailored for theater, film and television studios, as well as architectural and entertainment spaces. Based in Middleton, Wisconsin, ETC provides an extensive portfolio of products, including the renowned Source Four lighting fixtures, automated luminaires, power control processors, and advanced lighting consoles.
Built on a foundation of professional-grade manufacturing and rigorous testing, ETC supports lighting designers, stage managers, and technical teams around the globe. With a dedicated network of support available across the Americas, Europe, and Asia, ETC stands as a trusted partner in ensuring top-tier performance for live events, broadcast studios, and performing arts centers.
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You can download the latest software updates for free from the ETC website at etcconnect.com/Products/Automated-Fixtures.
You can reach ETC Technical Services in the Americas by calling 1-800-775-4382 or 1-608-831-4116, or by emailing service@etcconnect.com. Outside the Americas, refer to the ETC contact page for regional resources.
The Source Four jr is rated for a 575W maximum lamp. You must only use HPL lamps in Source Four fixtures; using other lamps or wattages greater than 575W will void the ETC warranty.
Do not use ammonia-based or harsh commercial cleaners. Wipe off dust with a blast of oil-free air or a clean, lint-free cloth. You can also use a 50/50 mix of distilled water and isopropyl alcohol to carefully clean the glass.