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Motion Picture and Video Lighting, 2nd Edition by Blain Brown

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ELECTRICITY

The set electrician need have only a rudimentary knowledge of electricity, but must have a firm grasp of the fundamentals. For our purposes, we must start with an understanding of the four basic measurements of electricity: volts, amps, watts, and ohms. From there, we will look at the issues that confront a set electrician and briefly review standard set operating procedure for the electrical crew.

Electrical current occurs when a positively charged pole is connected to a negatively charged pole. In direct current (DC) it flows from negative to positive. Direct current is what you would get from a battery, for example, but there are ...

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