用于1GHz以下闭路电视系统，共用天线系统（CATV/MATV）作为支线和用户线以及其它高频率机器的连接线或内部配线。

Applicable to close-circuit TV system below 1GHz, public antenna system (CATV/MATV) as branch line and owner line or equipment line or internal line for other high frequency machine.

2、产品说明：

Product Description:

◆特性阻抗：75Ω
◆内导体使用单支裸圆铜线
◆物理发泡聚乙烯绝缘
◆外包铝箔屏蔽
◆镀锡软铜线编织屏蔽
◆聚氯乙烯护套
◆长期允许工作温度应不超过70℃

◆ Characteristic impedance:75Ω
◆ Single bare round copper line as internal conductor
◆ Solid polyvinyl insulated
◆ Aluminum shielded outside
◆ Bare soft copper wire braid shield
◆ PVC jacket
◆ Keeping working temperature under 70℃ for long-range operation

SYWV75系列产品编号型号内导体线径mm绝缘外径mm内层编织编数/编丝线径mm外层编织编数/编丝线径mm护套外径mmCR-28-037SYWV75-5 2P1.04.8±0.2064x0.12 7.2±0.3CR-28-038SYWV75-5 4P1.04.8±0.2064x0.12  CR-28-039SYWV75-7 2P1.667.25±0.2564x0.12 10.3±0.3CR-28-040SYWY75-7 4P1.667.25±0.2564x0.12  CR-28-041SYWY75-9 2P2.159.0±0.2596x0.1248x0.1212.3±0.4CR-28-042SYWY75-9 4P2.159.0±0.2596x0.1264x0.12 CR-28-043SYWY75-12 2P2.7711.5±0.30144x0.1264x0.1215.1±0.4CR-28-044SYWY75-12 4P2.7711.5±0.30144x0.1296x0.1215.1±0.4