Directional interface microphone
The utility model relates to a directional interface microphone. The utility model comprises an outer shell whose inner part is provided with a containing space, and the body wall of the outer shell is provided with a plurality of sound penetrating holes. At least one sound pickup is arranged in con...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The utility model relates to a directional interface microphone. The utility model comprises an outer shell whose inner part is provided with a containing space, and the body wall of the outer shell is provided with a plurality of sound penetrating holes. At least one sound pickup is arranged in containing space, and the sound pickup is arranged on one side wall of the inner side of the outer shell with a predetermined angle to directionally receive acoustic waves. The sound pickup is electrically connected with a circuit board which is used for controlling the sound pickup and is connected with an audio plug by a cable. The directivity of the utility model is strong, and the effective pickup distance can be 1 to 10 meters. In addition, the utility model has no squealing but has natural sound. |
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