| 摘要 |
<P>PROBLEM TO BE SOLVED: To make it possible to visually confirm a volume value and audio spreading situation of each speaker of a plurality of speakers provided in a slave station. <P>SOLUTION: A radio communications system comprises: a plurality of slave stations having a plurality of speakers side by side and performing public-address broadcasting to residents in the neighborhood; and a master station which can perform configuration control of each volume of the plurality of speakers for each of the slave stations. The master station has an operation unit which can perform control input or voice input; a display unit displaying a position and a map of the slave station; and a control unit controlling each element. The display unit displays the position of the slave station on the map in piles and visually displays a volume size of a volume area 45 for each of the plurality of speakers placed side by side. By clicking the volume area 45 displayed visually on the display unit, the volume size of the volume area 45 is changed to perform configuration control of the volume. <P>COPYRIGHT: (C)2012,JPO&INPIT |
