| 摘要 |
There is provided a unidirectional dynamic microphone provided with an air chamber for a microphone unit in a grip housing thereof, in which even if an external force is applied to the grip housing, the volume of the air chamber does not change, and also the assembling/disassembling of the microphone can be performed easily. In the unidirectional dynamic microphone in which the grip housing 100 formed in a cylindrical shape is provided; on one end side of the grip housing 100 , the microphone unit 20 is supported, and on the other end side thereof, an output connector 30 is mounted; and an air chamber 201 included as a part of an audio circuit of the microphone unit 20 is provided in the grip housing 100 , a cylindrical cavity sleeve 200 is provided which is supported in the grip housing 100 via shock mount members 210 and 231 exhibiting rubber elasticity and the interior of which is hollow to form the air chamber 201 for the microphone unit 20.
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