A 5.1 surround system incorporates 5 speakers and 1 subwoofer.
To check the final master before ordering copies to be printer you want to order Test Pressing.
The number of pits contained in an 80 minute CD is 2 Billion pits.
The CD Sampling Rate is 44.1 KHZ
Multiple CDs are produced in two ways-
Outsourcing
Inhouse
To route multiple tracks of vocals to a single reverb unit we could use an Aux Send.