DBX

A Lot of Professional Studio equipment is designed to sit in a Rack Mount unit known as a 19" Rack because of its width. The Height of the modules designed to go inside it is set as a standard known as "1U" or One Rack Unit whose height is standardised at 1.752 inches (44.50mm). Although technology has changed a lot over the years, this format has remained the same.

Accesories and add ons for PA setups.

Microphone pre-amplifiers convert the signal from the microphone into a line level signal, SP/DIF digital or USB format. The use of a good preamp with a good condenser or ribbon microphone can produce some very accurate and detailed results.