Brooks XS - 45 reviews Flat

1) Lower in musical pitch.
2) A slang term used to describe the sensitivity to frequency of a microphone, amplifier, etc., as being even at all frequencies, usually within 2 dB.
3) Refers to the frequencies on the EQ when they are arranged in centred neutral positions.

Bi
A prefix meaning two.

Brooks Cinema DESIGN ZL 44 reviews High Impedance Mic
A microphone designed to be fed into an amplifier with input impedance greater than 20 k ohms.

Chorusing
1) A term meaning the same thing as Chorus (Definition 3 or 4).
2) In some delay effects devices, a term used to mean the term Depth (the amount of change in the controlled signal by the control signal).

Brooks XM 204 reviews Cancellation
A shortening of the term Phase Cancellation (the energy of one waveform significantly decreasing the energy of another waveform because of phase relationships at or close to 180 degrees).

Line In (Input, return)
Where a signal enters the board or component.

Hard Disk (Hard Disc)
A storage unit for digital data that has rigid disks coated with magnetic material in a housing that includes the drive mechanism.

Attenuation
A making smaller: reduction of electrical or acoustic signal strength.