Specification of Communication Cable
Electrical specification/ Type |
RG 174 |
RG 58 |
RG 213 |
5C- 2V |
3C-2V |
|
Impedance(Ω) |
50±2 |
50±2 |
50±2 |
50±2 |
50±2 |
|
Attenuation (≤dB100m)
|
55MHZ |
18.9 |
10.5 |
4.4 |
7.9 |
8.3 |
100MHZ |
27.6 |
15.4 |
8.3 |
9.1 |
17.4 |
|
230MHZ |
40.9 |
22.3 |
8.8 |
11.2 |
24.8 |
|
400MHZ |
57.2 |
33.8 |
15.6 |
13.6 |
27.5 |
|
800MHZ |
81.5 |
46.2 |
20.0 |
25.2 |
52.6 |
|
860MHZ |
87.5 |
52.2 |
21.1 |
26.1 |
53.9 |
|
1000MHZ |
92.7 |
58.8 |
26.4 |
28.9 |
58.3 |
|
Echo loss (≥dB) |
VHF |
23 |
20 |
35 |
20 |
20 |
UHF |
21 |
20 |
30 |
20 |
20 |
|
Nominal capacitance (PF/m) |
100 |
100 |
96 |
55 |
55 |
|
Velocity of propagation |
85 |
68 |
66 |
66 |
66 |
|
Insulation resistance (MΩ•km) |
5000 |
5000 |
5000 |
5000 |
5000 |
|
Jacket dielectric strength(kv) |
3.0 |
3.0 |
4.0 |
5.0 |
5.0 |
|
Core dielectric stength(kv) |
1.5 |
1.5 |
1.5 |
1.5 |
1.5 |
|
