ZBL9020A QAM Modulator (China)

ZBL9020 Series QAM Modulator is the absolutely necessary transmission equipment for DTV network. TS data comes from SDH trunk network or from local equip-ment such as MPEG2 video server and multiplexer, is transmitted into QAM Modulator for error correct coding and QAM modulating, and then QAM Modulator outputs RF signals and transmits them to the CATV network (47MHz~862MHz). It provides ASI & SPI interface that compatible with DVB-C standard, and/or provides DS3 interface which is compatible with many foreign manufacturers. In addition, it has a data-communication interface for both the local and remote network management.