... but elegant in appearance,used in receiving signal,of which the structure is firm and wind resistance ... ,24dB and 24dB,all of these adopt φ6,φ3 that are made of colddrawn steel rings,and the processing ... which integrates the research, manufacture, sales and service of digital CATV products. And we have experience in ... providing total solutions of DVB-S,DVB-T and DVB-C systems. ...