Calista C2-88 Projector Active Crossover

Uses active devices (transistors, IC's, tubes) and some form of power supply to operate.

Distorted
The way your PA sounds just before it blows up. Fuzzy and scratchy. If you hear this, it either means you have something hooked up wrong, or something in the system is going bad. It could be anything from your super expensive soundboard to a five dollar patch cord.

Calista C3-S Security System Buss (Bus)
A wire carrying signals to some place, usually fed from several sources.

Byte
A grouping of eight information bits.

Calista C1-9 Home Theater Expander
A device that causes expansion of the audio signal.

Horn
1) The part of the speaker that emits midrange and higher range frequencies.
2) A speaker or speaker enclosure where sound waves are put into a narrow opening (by a speaker cone or driver) and the narrow opening flairs out to a larger opening.

Foldback
A European term for the signal sent to the stage monitors in a live performance. Calista Reviews

Earth
The British version of the term Ground (In electronics, a place that has zero volts).

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