The prop effects we have discussed throughout this book can all be triggered manually, either by an actor or a crew member nearby. Switches and buttons can start electrical components, and manual effects can be started by pulling a string, flipping a lever, or pushing a rod. However, you may need more sophisticated ways to control your effect. It may need to be wireless because no one is around to trigger it. It may need to be cued by the light board for timing with other elements. It may need a microcontroller to allow complex controlling of multiple components.
This chapter will start with DMX, which is the communication used by theatrical light boards. Next, we will look at wireless DMX controllers. ...
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