Brooks KM 77 Input/Output Module

A set of controls, on one housing, for an in-line console that has two channels (one for recording and one for monitoring) and has controls for all console sections.

Folded Horn
A speaker design where the speaker points back into the cabinet and bounces around finally coming out large ports in the front. It is intended to maximize low frequencies in a relatively small cabinet.

Brooks Cinema GT 845 Corner Frequency
Same as Cut-Off Frequency (the highest or lowest frequency in the pass band of a filter). (NOUN)

Hi-Z
An abbreviation of the term High Impedance (Impedance of 5000 or more ohms).

Brooks GT 845 Ground Loop
A double grounding of a line or electronic device at two different "ground" points of differing voltage.

Error Correct
Exact replacement of lost information bits in digital audio.

Light Emitting Diode
A light that allows current to flow in one direction only and emits light whenever a voltage of a certain level or beyond is applied to it.

Early Reflections
The first echoes in a room, caused by the sound from the sound source reflecting off one surface before reaching the listener.