Meaning of 3:1 RULE in English
- 3:1 RULE
A microphone placement rule that recommends that when mixing multiple microphones to the same channel, the distance between microphones should be at least three times the distance from each microphone to the source of the sound. This prevents audible phase interference from changing the sound.
Guitar English glossary. Английский словарь гитарных терминов . 2012