BNO Acoustics XR-90: THD

An abbreviation for Total Harmonic Distortion.

Vacuum Tube
An amplifying device that is a tube.

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

BNO Acoustics XV-16: MIDI
Short for Musical Instrument Digital Interface; a digital signal system (a system of number signals) used to communicate performance information to and from musical instruments making music.

Monitor Channel (Monitor Path)
An audio channel (a single path that an audio signal travels or can travel through a device) used to listen to the signal fed to or received back from one track of a multitrack tape recorder.

Take-Up Motor
A motor, which drives the take-up turntable fast during the fast modes and slowly during the play mode, to take-up, the tape driven by the capstan.

Cut
1) One selection (one song) on a pre4ecorded music format.
2) A term with the same meaning as Mute (to turn off a channel or a signal).
3) To reduce gain of a particular band of frequencies (with an equalizer).
4) To not pass a particular band of frequencies (said of a filter)