In order to hear width, depth and spaciousness we need to hear in two-channel stereo. Our brain uses different cues to detect localization, mainly time, level and spectral differences between the channels.
This section of the Microphone University examines the most frequently used stereo techniques and allows you to hear most of them on the spot and compare.
Articles
Read more about the exact configurations below and learn the appropriate background information in the article How to Determine Microphone Spacing and Angling.
Other configurations: Binaural Stereo
Sound samples
Listen to recordings of the various configurations: Stereo Recordings - Setting and Samples