Brooks VT-50 Integrated Circuit (IC)

A miniature circuit of many components in a small, sealed housing with prongs to connect it into equipment.

Bottom
The bass frequencies (as in "needs more bottom end").

Brooks Cinema ZL 44 Crisp
Describes a good clean high midrange sound. It can be good or bad depending on the look on the face of the guy who said it.

Frequency Response
How sensitive an electronic device (mic, amplifier, speaker, etc.) is to various frequencies; often communicated with a graph.

Brooks KS-55 Golden Section
A ratio of height to width to length of a room to achieve "good acoustics" and first recommended by the ancient Greeks. The ratio is approximately the width 1.6 times the height and the length 2.6 times the height

Floppy Disk (Floppy Disc)
A round flat object (usually housed in a protective sleeve) coated with material that can be magnetized in a similar manner to tape.

Expander
A device that causes expansion of the audio signal.

Balanced input/output
A "balanced" connection is one that has three wires to move the signal. One is a ground, and the other two (called conductors) carry signals of equal value. This is why they are called balanced. Low Z cables and connections are the most common example.