SYV50Ω同轴电缆系列☆特性阻抗50Ω☆导体运用单支或多支裸铜线绞合☆实心聚烯烃绝缘☆铝箔屏蔽☆软铜线或镀锡软铜线织造屏蔽☆聚氯乙烯护套☆适宜在-25℃～-70℃条件下运用同轴电缆规范：GB/T14864-1993类型标准导体布局N0./mm绝缘厚度外导体护套厚度mm外径mm织造网数密度参考值厚度mm外径mmSYV50-2-17/0.160.441.5±0.14870%0.432.8±0.26485%0.432.8±0.29695%0.432.8±0.2SYV50-2-411/0.680.652.2±0.14865%0.564.0±0.26475%0.564.0±0.29690%0.564.0±0.2SYV50-3-17/0.320.82.95±0.136460%0.755.0±0.29680%0.755.0±0.212890%0.755.0±0.2SYV50-3-41/0.90.852.95±0.136460%0.755.0±0.29680%0.755.0±0.212890%0.755.0±0.2SYV50-4-119/0.180.82.95±0.136460%0.755.0±0.29680%0.755.0±0.212890%0.755.0±0.2SYV50-5-11/1.41.34.8±0.26445%0.887.2±0.39665%0.887.2±0.312880%0.887.2±0.3SYV50-7-27/0.7527.25±0.259655%1.0510.3±0.312865%1.0510.3±0.314475%1.0510.3±0.3SYV50-9-417/0.952.69.0±0.39645%1.1812.2±0.412850%1.1812.2±0.414460%1.1812.2±0.4衰减常数：类型标准衰减常数20℃dB/100m回波损耗dB1MHz5MHz20MHz50MHz200MHz400MHz900MHz≤300MHz＞300MHzSYV50-2-12.204.5012.5020.0040.0060.00)