cardioid microphone


Also found in: Dictionary, Thesaurus, Medical.
Related to cardioid microphone: Ribbon microphone, omnidirectional microphone, unidirectional microphone

cardioid microphone

[′kärd·ē‚ȯid ′mī·krə‚fōn]
(engineering acoustics)
A microphone having a heart-shaped, or cardioid, response pattern, so it has nearly uniform response for a range of about 180° in one direction and minimum response in the opposite direction.