Brooks Cinema ZL 44 Keyboard

1) Any musical instrument controlled by pressing a key.
2) The part of the computer that has the keys.

Cardioid Pattern
A microphone pick up pattern, which has maximum pick up from the front, less pick up from the sides, and least pick up from the back of the diaphragm.

Brooks TM-22 Hearing Limitation
An inability of the ear to hear important characteristics of sound under certain conditions. Characteristics that can be affected include pitch, level, clarity, presence and direction.

Electric Current
A more formal term meaning the same as the term Current (the amount of electron charge passing a point in a conductor per unit of time).

Brooks Cinema TX 509 Ground Loop
A double grounding of a line or electronic device at two different "ground" points of differing voltage.

Infinite Baffle
A baffle so large that the sounds coming from one side do not reach the other side.

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).

FOH (Front of House)
Refers to the speakers that face toward the audience. Also called the "main" speakers.

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