Revision as of 12:27, 12 September 2019 by Webref
- A graph of the directional characteristics of a microphone or loudspeaker.
- The graphical representation of the directionality of a microphone or speaker. A graph of a microphone's output as a constant level source is moved around the microphone in a single plane or of a speaker's constant level output as a test microphone is moved around it. Source: Church Audio & Acoustics Glossary