See Aux

An output used to patch a signal from a channel or Bus of a mixer to an external signal processor such as an echo or digital delay.

A term used to describe a secondary mix and output of the input signals, typically used for foldback monitors, headphone monitors, or effects devices. Mackie mixers call it an Aux Send.

A feed, an output signal. Usually line level. On mixer, usually refers to either an effects or auxiliary output designed to go to an outboard device and return the processed signal to a "return". see return

An output control and signal bus used to route input channel signals to outboard effects and signal processing gear such as digital delays, equalizers and reverb units.

a major audio path that goes out of the mixer

Transmit data. In Passport, function keys signal the services to transmit data.

A control and buss to feed signals from the console channels to some outboard device such as a reverberation effects unit.