Brooks Hi Fi speakers Guitar Processor

A unit that will add effects to a direct guitar signal, including a simulated instrument amplifier sound and (often) delay and reverb effects.

Electret Mic
A condenser microphone where the capacitor plates are given a charge during manufacture which they retain, therefore requiring no external power supply.

Brooks Hi Fi reviews Line In (Input, return)
Where a signal enters the board or component.

High Frequencies
The audio frequencies from 6000 Hz and above.

Brooks RM 909 Diffraction
The breaking up of a sound wave caused by some type of mechanical interference such as a cabinet edge, grill frame, or other similar object.

Hi-Z
An abbreviation of the term High Impedance (Impedance of 5000 or more ohms).

High Hat
A double cymbal on a stand which can be played with a foot pedal or by the top cymbal being hit with a stick.

Imaging
To make a representation or imitation of the original sonic event.