polar radiation pattern

polar radiation pattern

[′pō·lər ‚rād·ē′ā·shən ‚pad·ərn]
(electromagnetism)
Diagram showing the relative strength of the radiation from an antenna in all directions in a given plane.
(engineering acoustics)
Diagram showing the strength of sound waves radiated from a loudspeaker in various directions in a given plane, or a similar response pattern for a microphone.
References in periodicals archive ?
However, one prime characteristic that determines how any of them will interact with differing microphone techniques will be the polar radiation patterns of a pair of them (or of a larger group of speakers if a surround-sound installation is involved) and the way those patterns interact with room boundaries.