Construction
Inner conductor |
Plain copper |
7X0.75 mm |
Dielectric |
Gas injected foam PE |
Φ7.25±0.18mm |
Outer conductor (shield 1) |
Copper + polyester tape |
|
Shield coverage |
|
100% |
Outer conductor (shield 2) |
Tinned copper |
128 x 0.10mm |
Shield coverage |
|
57% |
Sheath |
PVC or LSZH |
Φ10.40±0.18mm |
Electrical & Mechanical Characteristics
Impedance |
50±3 Ohm |
Nominal capacitance |
100 pF/m |
Velocity of propagation |
66% |
Insulation resistance |
>2000 Mohm.Km |
Inner conductor resistance |
3.2 Ohm/Km |
Outer conductor resistance |
13 Ohm/Km |
Operating temperature range |
-30 °C - +70 °C |
Copper weight |
45.3 Kg/Km |
Cable weight (approx.) |
137.9 Kg/Km |
Screening effectiveness |
>80 dB |
Attenuation
Frequency(MHz) |
Attenuation (dB/100 m) |
Attenuation (dB/100ft) |
| 50 |
3.7 |
1.13 |
100 |
5.4 |
1.65 |
400 |
11.7 |
3.57 |
600 |
14.6 |
4.45 |
860 |
18.1 |
5.52 |
1000 |
19.6 |
5.98 |
1750 |
28.8 |
8.78 |
2400 |
35.1 |
10.7 |
Return Loss
30-300 MHz |
>30dB |
300-600 MHz |
>27dB |
600-900 MHz |
>23dB |
