1437Chapter 38
Virtual Systems
by Ray Rayburn
38.1 The Design of Sound Systems............................................................ 1439
38.1.1 Analog Systems..................................................................... 1439
38.1.2 The Introduction of Digital Devices in Analog Systems...................................... 1440
38.2 Digitally Controlled Sound Systems........................................................ 1440
38.2.1 Digitally Controlled Analog Devices.................................................... 1440
38.2.2 Digitally Controlled Digital Audio Devices............................................... 1441
38.2.3 Integration of Digital Products into Analog Systems........................................ 1442
38.2.3.1 Dynamic Range................................................................. 1442
38.2.3.2 Level Matching................................................................. 1442
38.2.3.3 Level Matching Procedure......................................................... 1442
38.2.3.4 Minimization of Conversions...................................................... 1442
38.2.3.5 Synchronization................................................................. 1443
38.2.3.6 Multifunction Devices............................................................ 1444
38.2.3.7 Configurable Devices............................................................ 1445
38.3 Virtual Sound Processors................................................................ 1446
38.4 Virtual Sound Systems.................................................................. 1452
38.4.1 Microphones....................................................................... 1452
38.4.2 Loudspeakers....................................................................... 1453
38.4.3 Processing System................................................................... 1454
38.4.4 Active Acoustics.................................................................... 1455
38.4.5 Diagnostics........................................................................ 1455
38.4.6 The Sound System of the Future........................................................ 1455