【EPCOS】B39431R0971H110,信号调节 FILTER
B39431R0977H110,FILTER SAW SMD
【EPCOS】B39431R0980U410,信号调节 433.92 MHz
【EPCOS】B39431R0990H110,信号调节 433.92 MHz
【EPCOS】B39431R0992H110,信号调节 447.725 MHz
B39431R1900A310,FILTER SAW 6SMD
B39431R1903A310,SAW RES 433.9200MHZ SMD
B39431R1920A310,FILTER SAW 6SMD
