directional microphone


Also found in: Dictionary, Thesaurus.
Related to directional microphone: Parabolic microphone, Shotgun microphone

directional microphone

[də′rek·shən·əl ′mī·krə‚fōn]
(engineering acoustics)
A microphone whose response varies significantly with the direction of sound incidence.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Many factors can contribute to aided speech understanding in noisy environments, including device centered (e.g., directional microphones, signal processing, and gain settings) and patient centered variables (e.g., age, attention, motivation, and biology).
While ideally this could be attributed to the advantages of the directional microphone in terms of speech understanding in noise, these subjects did not differentiate their preferences in quiet from their preference in noise, which may indicate that other factors played a role in these ratings.
In current projects, we are systematically examining the impact of distance from the listener to speaker on how much benefit is gained from a directional microphone, as well as examining situations in which adaptive directional microphones provide an advantage.
A highly sensitive directional microphone, mounted close to sample product, picks up only relevant high frequencies emitted by crispy foods and filters out those emitted by the texture analyser itself.
The DM-50 Directional Microphone and VL-3 Video Light are for the ZR30 MC only.
To address this burgeoning category, AT&T consumer products has introduced a directional microphone that lets consumers place phone calls through their PCs without ever lifting a finger.
The plug and play speakerphone features powerful loudspeakers and unique market-first technology from Jabra called ZoomTalkTM, an intelligent directional microphone that focuses on sound from human voices, so you only hear what matters most.
It comes with a headset with a directional microphone, but with new support for wideband Bluetooth, you can also dictate over wireless microphones.
INFINITI Pro is equipped with digital, single-channel processing with additional frequency-response-shaping parameters; expanded dynamic range; microphone noise reduction; Directional Microphone System available on ITE, HS, and ITC models; and Switchless[TM] Telecoil, which allows users to conduct telephone conversations without having to manually adjust their hearing aids.
A highly sensitive directional microphone, mounted close to the sample product, picks up only relevant high frequencies emitted by crispy foods and filters out those emitted by the texture analyzer itself.

Full browser ?