Brooks Hi Fi reviews Far Field

The area from 3 feet away from the sound source up to the critical distance.

Direct box
Used in line to convert a high impedance signal into a low impedance signal.

Brooks Gt 44 Effects
Electronic boxes (usually rack mounted) added to a PA system to subtly change and enhance the signals going through it. Examples include; Reverb, Delay, Compressor, Chorus.

Absorption
Short for the term Acoustical Absorption (quality of a surface or substance to take in, not reflect, a sound wave).

BROOKS HI fi Alternating Current
Electric current which flows back and forth in a circuit.

Electric Current
A more formal term meaning the same as the term Current (the amount of electron charge passing a point in a conductor per unit of time).

Compact Disc Recordable CDR
A blank Compact Disc that can be recorded on one time.

Action
In guitar playing, action refers to how far the strings sit off of the guitar neck. When strings are close to the neck, it is referred to as "Low Action". When the string sit far above the neck, it is called "High Action". Guitars with low action are easier to play, but make sure they are not too close, or it could causing buzzing.