幼童防走失提醒器(RCMlA/RCMlB構(gòu)成收發(fā)模塊)

2016-07-05 15:37
幼童防走失提醒器(RCMlA/RCMlB構(gòu)成收發(fā)模塊) 電路由發(fā)射器和接收器兩部分組成,核心元件為RCM1A和RCM1B.