Brooks VT-50 Chord

Three or more musical pitches sung or played together.

Boom
1) A hand-held, telescoping pole used to hold the microphone in recording dialogue in film production.
2) A telescoping support arm that is attached to a microphone stand and which holds the microphone. 3) Loosely, a boomstand.

Brooks KM 77 Engineer
1) A technician in charge of a recording session; Also called Recording Engineer.
2) A person with an engineering degree.
3) A person with sufficient experience in the field to be equivalent to the education one would receive earning an engineering degree.

Acoustic Echo Chamber
A room designed with very hard, non-parallel surfaces and equipped with a speaker and microphone; dry signals from the console are fed to the speaker and the microphone will have a reverberation of these signals that can be mixed in with the dry signals at the console.

Brooks SS 81 Critical Distance
The point a distance away from the sound source where the direct sound and the reverberant sound are equal in volume.

Boost
To increase gain, especially to increase gain at specific frequencies with an equalizer.

First Generation
A descriptive term meaning original (as opposed to a copy).

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.