Brooks XB 33 Generating Element

The portion of the microphone that actually converts the movement of the diaphragm into electrical current or voltage changes.

Ground Lift
A switch that breaks the connection between the ground point in one circuit and the ground point in another circuit.

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

Equalization
1) The process of adjusting the tonal quality of a sound. A graphic equalizer provides adjustment for a wide range of frequency bands, and is normally inserted in the signal path after the mixing desk, before the amplifier. See Feedback.
2) Any time the amplitude of audio signals at specific set of frequencies are increased or decreased more than the signals at other audio frequencies.

Brooks GT 845 Condenser
An older term meaning the same thing as Capacitor (an electronic device which is composed of two plates separated by an insulator and can store charge) but sill in common use when referring to a microphone's active element.

Compander
Outboard sound equipment. Combination of a Compressor and an Expander.

Equipment Rack
A cabinet with rails (or free standing rails) that have holes to accept screws at standard spaces and used to house outboard gear.

Consumer Format (Consumer DIF)
A standard adopted by IEC for sending and receiving digital audio based on The AES Professional Interface.