| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a microphone adaptor capable of switching a unidirectional microphone to a non-directional microphone. <P>SOLUTION: There is provided a microphone adaptor 1 attachable and detachable to and from a microphone 2, the adaptor including a microphone unit 25, and a housing having a front part acoustic terminal 21 and a rear part acoustic terminal 22. The microphone adaptor 1 has a cylindrical-shape having a bottom 12 provided with a hole 14. When the housing of the microphone 2 is inserted through the hole 14 to attach the microphone adaptor 1 to the microphone 2, a predetermined gap 13 is provided between an inner peripheral surface 11 of the microphone adaptor 1 and an outer peripheral surface of the housing, allowing sound wave introducing positions of the front part acoustic terminal 21 and the rear part acoustic terminal 22 to become identical in a sound collecting axis direction. <P>COPYRIGHT: (C)2013,JPO&INPIT |
