FAQs

ABTT Members, find what you are looking for in our frequently asked questions. The ABTT publishes this information in good faith but no responsibility can be attached to the Association or any of its members or employees for its accuracy or for any liability therefrom.

What is the best type of gauze to use for back projection?

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What is now the convention for numbering and or labelling cues between whole numbers?

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What is dimmer ghosting?

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Why do dimmer racks bleed?

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Can you trim J.T.M. Dimmers so they do something between 0 to 20% and 80 to 100%?

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How do you trim old Strand-Electric PTM60 dimmers?

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Where does the term “GOBO” originate?

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How can you make gobos yourselves?

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Where can I get panels that emit light when a current is fed to them?

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