cardioid

From WikiWord

English

Pronunciation

Noun

cardioid noun

An epicycloid with exactly one cusp; the plane curve with polar equation \rho = 1 + \cos\,\theta - approximately heart-shaped

Adjective

cardioid adjective

Having this characteristic shape
(of a microphone) sensitive in front, but not behind or at the sides

Related terms

Synonyms

microphones limaçon epicycloid orbiform epicycle hypocycloid rotoid epitrochoid cassini oval hypotrochoid conoid elliptoid limacon ecliptic circloid ring

Associated

omnidirectional parabola microphone cusp headset transducer condenser parametric pickup directional bulb surround

References