Brooks Hi Fi reviews Effects

Electronic boxes (usually rack mounted) added to a PA system to subtly change and enhance the signals going through it. Examples include; Reverb, Delay, Compressor, Chorus.

Auxiliary Input or Return
A route back into the sound desk for a signal sent to a piece of outboard equipment via an auxiliary send.

Brooks Hi Fi speakers Inverse Square Law
Simply stated, the fact that in an un-obstructed area (like an open field) the sound pressure level will drop to half-pressure (-6 dB) every time the distance to the sound source is doubled.

Gain Structure
The way in which the gain varies in the stages or sections of an audio system.

Brooks RM 909 Echo Chamber
1) A room designed with very hard, non-parallel surfaces and equipped with a speaker and microphone.
2) Any artificial or electronic device that simulates the reverberation created in a room.

Chord
Three or more musical pitches sung or played together.

Amplitude
The height of a waveform above or below the zero line.

Balance
1) The relative level of two or more instruments in a mix, or the relative level of audio signals in the channels of a stereo recording. 2) To make the relative levels of audio signals in the channels of a stereo recording even.