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SYV-50-9射频同轴电缆
SYV-50-9 RF coaxial cable
一SYV
One SYV
指实心聚乙烯绝缘的同轴电缆,国标代号是射频电缆——又叫“视频电缆”
Refers to solid polyethylene insulated coaxial cables, with the national standard code being RF cables - also known as "video cables"
一般所指的视频线为电视有线,也可用作安防领域的监控摄像头用线。
The video cable generally refers to television cable, which can also be used as a surveillance camera cable in the security field.
下面是 一般视频线的参数
The following are the parameters of a general video cable
75代表阻抗性,后面的3和5代表它的绝缘外径(3mm/5mm)
75 represents impedance, and the following 3 and 5 represent its insulation outer diameter (3mm/5mm)
SYV中S---同轴射频电缆,Y---聚乙烯,V---聚氯乙烯.
S-coaxial RF cable in SYV, Y-polyethylene, V-polyvinyl chloride
SYV75-3传输在300米之内效果好.
SYV75-3 has good transmission performance within 300 meters
SYV75-5传输在800米内效果更好.
SYV75-5 performs better in transmission within 800 meters
75-3 传输距离 100米
75-3 transmission distance of 100 meters
75-5 传输距离 300米
75-5 transmission distance of 300 meters
75-7 传输距离 500--800米
75-7 transmission distance 500-800 meters
75-9传输距离 1000---1500米
75-9 transmission distance 1000-1500 meters
75-12传输距离 2000----3500米
75-12 transmission distance 2000-3500 meters















