e/Soundfield microphone

Information
has gloss	eng: The Soundfield microphone is an audio microphone composed of four closely spaced subcardioid or cardioid (unidirectional) microphone capsules arranged in a tetrahedron. It was invented by Michael Gerzon and Peter Craven, and is a part of, but not exclusive to, Ambisonics, a surround sound technology. It can function as a mono microphone, a stereo microphone or as a surround sound microphone.
lexicalization	eng: Soundfield microphone
instance of	(noun) device for converting sound waves into electrical energy mike, microphone

Media
media:img	Tetrahedron.png