Brooks TM-22 High Impedance

Impedance of 5000 or more ohms.

Instrument Amplifier
A device that has a power amplifier and speaker in a case (or in separate cases) to reproduce the signal put out by an electric instrument (such as an electric guitar) and to allow the instrument to be heard.

Brooks XB 33 Ambient Field
A term with the same meaning as the term Reverberant Field (the area away from the sound source where the reverberation is louder than the direct sound).

Error Detection
The process of discovery that sonic information bits have been lost in digital audio.

Brooks XT 20 Atom
The smallest particle which makes up a specific substance. It's composed of a center around which electrons revolve.

Hum
The 60 Hz power line current accidentally induced or fed into electronic equipment.

Compressor
A signal processing device that does not allow as much fluctuation in the level of the signal above a certain adjustable or fixed level.

Decibel (dB)
1) Relative measurement for the volume (loudness) of sound. Also used to measure the difference between two voltages, or two currents. See Zero dB.
2) A numerical expression of the relative loudness of a sound. The difference in decibels between two
sounds is ten times the common logarithm of the ratio of their power levels.