电气性能 | ||||||
项目 | SYWV(Y)-75-5 | SYWV(Y)-75-7 | SYWV(Y)-75-9 | SYWLY-75-12 | SYWLY-75-13 | |
特性阻抗(Ω) | 75 ± 2 | 75 ± 2 | 75 ±2 | 75 ± 2 | 75 ± 2 | |
电容(pF/m) | 54.0±3.0 | 54.0±3.0 | 53.0±3.0 | 50±3.0 | 50±3.0 | |
速率(%) | 82 | 85 | 86 | 86 | 86 | |
工作温度范围(℃) | -25~+70(PVC) -40~+70(PE) |
衰减20℃ | ||||||
衰减 dB/100m | 频率MHz | SYWV(Y)-75-5 | SYWV(Y)-75-7 | SYWV(Y)-75-9 | SYWLY-75-12 | SYWLY-75-13 |
5 | 2.0 | 1.3 | 1.0 | 0.6 | 0.5 | |
50 | 4.7 | 3.0 | 2.3 | 1.7 | 1.5 | |
200 | 9.0 | 5.8 | 4.5 | 3.5 | 3.0 | |
550 | 15.8 | 10.3 | 8.0 | 6.0 | 5.2 | |
800 | 19.0 | 12.8 | 9.9 | 7.4 | 6.3 | |
1000 | 22.0 | 14.4 | 11.3 | 8.5 | 8.0 | |
回波损耗 (dB)Min | 0~300 | 22 | 22 | 22 | 22 | 22 |
300~1000 MHz | 20 | 20 | 20 | 20 | 20 |