INDICATOR EQUIPPED WITH SMALL SPEAKER, AND SMALL SPEAKER STRUCTURE

摘要

PROBLEM TO BE SOLVED: To improve a low frequency effect of a closed type speaker by a plurality of passive radiators by providing an encapsulated small speaker system structure and providing an indicator including a speaker of the structure. SOLUTION: The indicator equipped with a small speaker, and the speaker structure are disclosed. The speaker includes a speaker unit and a plurality of radiators. A cabinet of the speaker has a first passive radiator mounted on the front of the cabinet and a second passive radiator mounted on the back of the cabinet, so as to increase an attenuation effect within the cabinet to improve low-pitched sound performance. COPYRIGHT: (C)2010,JPO&INPIT