Guides & Articles

Low impedance speakers

Impedance is the effective resistance of an electric circuit or component to alternating current, arising from the combined effects of resistance and reactance. Here we explain the features of low impedance and how it is implemented in a speaker system.

Microphones guide

Whether on stage, in the studio, place of worship or a conference, choosing the correct microphone for the job will be the difference between being heard and being heard clearly.

Dynamic vs condenser microphones

The way that a microphones picks up sound determines how useful the resulting audio output is for different applications. There are 2 main types of capsule used in microphones – dynamic and condenser.

Zoning Systems

Zoning systems are flexible sound systems that provide control for the sound that is delivered to different areas, called “zones”.

Amplifier Classes

There have been many developments in audio electronics, resulting in different amplifier circuit designs. Such designs can be divided into classes, of which 4 main types are relevant to audio – A, AB, H and D.

Balanced or Unbalanced Signals?

There is much confusion about balanced and unbalanced audio signals and how they differ. In order to understand this, we need to cover the basics of audio signals and how they are made.

Aluminium Profile Clips

Guide to which aluminium profiles are compatible with our range of profile clips

Equalization (EQ)

Equalization is the adjustment of bands of frequencies in an audio signal to change the tone of the sound it produces.

What is a DSP?

LED Drivers

A guide to Constant Voltage and Constant Current drivers for LED luminaires