Brooks Speakers reviews Hi-Z

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

Feedback Control
The control on a delay line or delay effects device that controls the amount of feedback.

Broom RM 909 reviews Harmonics
Integer multiples of a fundamental frequency, the fundamental itself being the first harmonic, its first overtone the second harmonic, etc. Attributing to instruments, voices, etc. their distinctive timbre.

Ground Adapter Plug
Adapts a three pronged electrical plug to a two pronged wall outlet. This bypasses the ground and may create a hum in the system. A lack of a good ground can cause mild electrical shock when touching a microphone.

Brooks GT 845 reviews Keying Input (Key Input)
An input on a dynamics processing device to control the device by an external audio signal.

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

Compression Driver
The unit that feeds a sound pressure wave into the throat of a horn (in a horn loudspeaker).

Clean
Describes a distortion free sound with few effects.