Brooks Hi Fi speakers Grouping

1) Controlling the gain of several individual channels with a Group Fader.
2) The mixing together of several individual audio signals to send a mixed signal out of the console to record a track on a multitrack tape machine.

Isolation Booth/ Isolation Room
A room that prevents loud sounds from other instruments from leaking in: an isolation booth is usually a smaller room that could be used for only one musician.

Brooks RM 909 Guitar Processor
A unit that will add effects to a direct guitar signal, including a simulated instrument amplifier sound and (often) delay and reverb effects.

Headphones
Devices that can be worn on the head with small speakers that fit over the ears (or sometimes into the ears).

Brooks RM 909 reviews Head Amp
British name for Preamplifier (A low-noise amplifier designed to take a low-level signal, such as the output of a tape head, and bring it up to normal line level).

Bandwidth
1) The range of frequencies over which a tape recorder, amplifier or other audio device is useful. 2) The range of frequencies affected by an equalization setting.

AC
1) Abbreviation for alternating current.
2) An abbreviation of the term Alternating Current (electric current which flows back and forth in a circuit; all studio signals running through audio lines are AC).

Compression Driver
The unit that feeds a sound pressure wave into the throat of a horn (in a horn loudspeaker).