Brooks Cinema DESIGN ZL 44 Active Crossover

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

Effects
1) Various ways an audio signal can be modified by adding something to the signal to change the sound.
2) Short for the term Sound Effects (sounds other than dialogue, narration or music like door closings, wind, etc. added to film or video shots).

BROOKS HI fi Foot Switch
A switch placed on the floor and pressed by a musician to do various functions.

Current
The amount of electron charge passing a point in a conductor per unit of time.

Brooks Cinema GT 845 Ampere
The unit of current, abbreviated Amp.

Isolation Booth/ Isolation Room
A room that prevents loud sounds from other instruments from leaking in: an isolation booth is usually a smaller room that could be used for only one musician.

IM Distortion
An abbreviation of the term Intermodulation Distortion (Distortion caused by one signal beating with another signal and producing frequencies that are both the sum and the difference of the original frequencies present).

Graphic Equalizer
An device with several slides controlling the gain of audio signal present which is within one of several evenly spaced frequency bands (spaced according to octaves).