Zhejiang Wanma Tianyi Communication Wire&cable Co.,ltd |
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Physical specification
Inter conductor: copper clad steel or bare copper
Dielectric: foamed PE
Outer conductor: Al-Mg alloy wire braided or Tinnd copper wire braided
Jacket: PVC or PE
Structure dimension of cable
Type | RG59 | RG6 | RG7 | RG11 |
Inner conductor Norm.Dia(mm) | 0.81 | 1.02 | 1.29 | 1.63 |
Dielectric Nom. Dia(mm) | 3.66 | 4.57 | 5.00 | 7.11 |
Outer conductor Norm. Dia(mm) | 5.00 | 5.40 | 6.00 | 7.90 |
Jacket Norm.Dia(mm) | 6.20 | 7.10 | 7.50 | 10.30 |
Electrial characteristics of cable | |||||
Type | RG59 | RG6 | RG7 | RG11 | |
Dielectric strength of cable core (Kv)≥ | 1.6 | 1.6 | |||
Insulation resistance (MΩ·km) | 5000 | 5000 | |||
Spark test | 3 | 5 | |||
Water immersion test | 2 | 3 | |||
Characteristic impedance(Ω) | 75±3.0 | 75±3.0 | |||
Return loss ≥dB | VHF | 20 | 20 | ||
UHF | 18 | 18 | |||
Shield attenuation ≥dB | 5-50MHz | 60 | 60 | ||
200-800MHz | 70 | 70 | |||
Attenuation(20℃) ≤dB/100m | 5MHz | 2.91 | 2.91 | 1.54 | 1.44 |
55MHz | 6.39 | 5.24 | 4.20 | 3.18 | |
300MHz | 14.00 | 11.24 | 9.25 | 7.30 | |
400MHz | 16.00 | 13.11 | 10.73 | 8.50 | |
450MHz | 17.37 | 13.96 | 11.35 | 8.78 | |
550MHz | 19.34 | 15.44 | 12.63 | 9.73 | |
750MHz | 22.81 | 18.32 | 14.99 | 11.57 | |
865MHz | 24.65 | 20.01 | 16.17 | 12.70 | |
1000MHz | 26.52 | 21.49 | 17.45 | 14.27 |