| 摘要 |
PROBLEM TO BE SOLVED: To obtain a unidirectional dynamic microphone having an air chamber of microphone unit in a grip housing in which the volume of the air chamber is not varied even if an external force is applied to the grip housing and assembling/disassembling is facilitated. SOLUTION: The unidirectional dynamic microphone comprises a tubular grip housing 100 having one end side supporting a microphone unit 20 and the other end side fixed with an output connector wherein an air chamber being included as a part of the acoustic circuit of the microphone unit 20 is provided in the grip housing 100, and a tubular cavity sleeve 200 forming the air chamber 201 of the microphone unit 20 is supported in the grip housing 100 through shock mount members 210 and 231 exhibiting rubber elasticity. COPYRIGHT: (C)2006,JPO&NCIPI
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