Brooks SS 81 Echo Chamber

1) A room designed with very hard, non-parallel surfaces and equipped with a speaker and microphone.
2) Any artificial or electronic device that simulates the reverberation created in a room.

Input Monitor
A switch position and operational mode of the electronics of a tape machine where the signal at output of the electronics will be the same as the signal coming into the electronics. In this mode, the tape machine's meter will read the input signal.

Brooks TA 60 Frequency Range
The range of frequencies over which an electronic device is useful or over which a sound source will put out substantial energy.

Graphic Equalizer
An device with several slides controlling the gain of audio signal present which is within one of several evenly spaced frequency bands (spaced according to octaves).

Brooks QS 70 Band Track
1) A mixdown of a song without the lead vocal or without the lead and background vocals.
2) A term with the same meaning as the term Rhythm Track.
3) The recording of the rhythm instruments in a music production.

Expander
A device that causes expansion of the audio signal.

Cascade
To set and interconnect two mixers so that the stereo mixing buss(es) of the first mixer feeds the stereo buss(es) of a second mixer.

Audio
Most often referring to electrical signals resulting from the sound pressure wave being converted into electrical energy.