Recording Music on Location, 2nd Edition

AStereo Imaging Theory

These appendices are more academic than the rest of the book. They are for readers who want a deeper understanding of stereo mic techniques. You can use those techniques without reading this material. However, if you want to know how stereo works or to develop your own stereo array, it’s worthwhile to study the theory and math in this appendix.

A sound system with good stereo imaging can form apparent sources of sound, such as reproduced musical instruments, in well-defined locations, and usually between a pair of loudspeakers placed in front of the listener. These apparent sound sources are called images.

This Appendix explains terms related to stereo imaging, how we localize real sound sources, how we localize images, ...