TechnologySeptember 3, 2026

cardioid

KAR-dee-oid

Definition

A heart-shaped polar pattern indicating a microphone's sensitivity to sound primarily from the front, with rejection of sound from the sides and rear.

Etymology

Derived from the Greek word 'kardia' meaning 'heart' and the suffix '-oid' meaning 'resembling' or 'like'. It was named for the heart-shaped geometric curve created by the microphone's sensitivity pattern.

In the news

In this article, 'line-cardioid' refers to one of the two internal microphone elements used to capture directional sound in the BP350ST's stereo configuration.

Audio-Technica Launches BP350ST Mid-Side Stereo Microphone in Two Variants

Read the full article ↗

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