Control Consoles - Lighting consoles are electronic devices used in lighting design to control multiple lighting and staging devices. They can generally control dimmers and many modern consoles can also control automate. Used . d lighting, fog machines, hazers, and other special effects devices. Lighting consoles communicate with the devices in the lighting system with an electronic control protocol, the most common. Used . of which is DMX-512.
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Hertz - A unit of measure for frequency generally applied to waveforms, one Hertz is equal to one cycle in one second. It is abbreviated Hz so that 100 Hz would be 100 cycles per second. However, the unit m. Used . ay be applied to periodic events other than waveforms like the second hand on a clock, which would cycle at 1 Hz, or a human heart that may beat at 1.2 Hz. Named after the German physicist H. Used . einrich Rudolf Hertz, the name was established in 1930, but did not replace the term cycles per second until the 1970s.
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Digital Projection - A digital projection display system is a computerized display that projects an image, often a logo, on a screen, building or other architectural features like the court in a sports arena. Such devices. Used . are commonly used in presentations or as promotional devices. These displays use a very bright light to project the image, and can generally correct any curves, blurriness, and other inconsi. Used . stencies in the image....
Cameras - A video camera is a camera that takes continuous pictures and generates a signal for display or recording. It captures images by breaking them down into a series of electromagnetic lines.. Used . . Used . ...
Active - A active circuit works with an external power supply and usually at low power. A passive circuit operates directly on a signal using the power coming from the surrounding circuitry.
This is the . Used . reason why an active crossover is, for the most part, placed before amps, containing integrated circuits (and line level signal processing). On the other hand a passive crossover is placed . Used . after amplifiers where power levels are much larger . ...