BNO Acoustics TR-12 Input Impedance

The opposition to current flow by the first circuits of a device.

Equalizer (Parametric, Graphic)
This is used to filter out and adjust specific frequencies in the PA. This is the part of the PA where you have the most control over the band's overall sound. It is also the number one weapon against feedback.

BNO Acoustics QS-4 Ampere
The unit of current, abbreviated Amp.

Link
(Said of compressors and dynamic processing units.) To combine the control input signals of two channels of a compressor (o

BNO Acoustics QT-5 Integrated Circuit (IC)
A miniature circuit of many components in a small, sealed housing with prongs to connect it into equipment.

Feed
To send an audio or control signal to.

In-Line Console
A console with modules that have controls for all console sections in one long strip.

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