Brooks BA 71 Controller

1) In MIDI, a device that generates a MIDI signal to control synthesizers, sound modules or sample playback units.
2) A remote control unit for a multitrack tape machine which controls transport functions as well as monitor selection switching functions and record ready/safe status of each track.
3) Any device generating a control voltage or signal fed to another device's control input.

Full Step
A change in pitch that occurs when moving up or down two piano keys

Brooks SS 81 Guitar Controller
An electric guitar or device played like an electric guitar that puts out MIDI signals that can be used to control synthesizers and sound modules.

Amplitude
The height of a waveform above or below the zero line.

Brooks KM 77 Audio
Most often referring to electrical signals resulting from the sound pressure wave being converted into electrical energy.

Bank
1) A collection of sound patches (data as to the sequence and operating parameters of the synthesizer generators and modifiers) in memory.
2) A group of sound modules as a unit.

File
A collection of digital data stored in a computer's memory bank or on a floppy disc.

Amplifier
A device which increases the amplitude (level) of an electrical signal (making it louder).