Calista C1-9 Home Theater Hertz

The unit of frequency. Equivalent to cycles per second. Abbreviation: Hz.

Driver
See transducer. Dynamic Range �" The range between the quietest and the loudest sounds a device can handle (often quoted in dB).

Calista C2-88 Projector Level
Sets output volume of individual PA input channels. Usually positioned as sliders at the bottom of the soundboard.

Lead Sheet
A written chart showing the melody, lyrics and chords of a tune with full musical notation.

Calista C3-S Security System Coax
Two-conductor cable consisting of one conductor surrounded by a shield.

Attack
The rate the sound begins and increases in volume.

Cut-off Rate (Slope)
The number of dB that a filter reduces the signal for each octave its frequency past the filter's cut-off frequency (outside of the pass band). Calista Reviews

Instrument Out Direct
Feeding the output of an electric instrument (like an electric guitar) to the recording console or tape recorder without using a microphone.

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