Construction
|
Inner conductor |
Plain copper |
1.40 mm |
|
Dielectric |
Foam PE |
Φ6.4 ± 0.10 mm |
|
Outer conductor (shield 1) |
Aluminium+polyester+Al tape |
|
|
Shield coverage |
|
100% |
|
Outer conductor (shield 2) |
Tinned copper |
192 x 0.15 mm |
|
Shield coverage |
|
95% |
|
Sheath |
PVC |
Φ9.20 ± 0.10 mm |
Electrical & Mechanical Characteristics
|
Impedance |
75±5 Ohm |
|
Nominal capacitance |
53 pF/m |
|
Velocity of propagation |
84% |
|
Insulation resistance |
>5000 Mohm.Km |
|
Inner conductor resistance |
11.5 Ohm/Km |
|
Outer conductor resistance |
5.5 Ohm/Km |
|
Operating temperature range |
-25 °C - +80 °C |
|
Copper weight |
49.2 Kg/Km |
|
Cable weight (approx.) |
109.2 Kg/Km |
|
Screening effectiveness |
>84 dB |
Attenuation
|
Frequency(MHz) |
Attenuation (dB/100 m) |
Attenuation (dB/100ft) |
|
50 |
3.4 |
1.04 |
|
200 |
7.4 |
2.26 |
|
470 |
10.7 |
3.26 |
|
860 |
14.8 |
4.51 |
|
1000 |
16.3 |
4.97 |
|
1350 |
19.4 |
5.91 |
|
1500 |
20.8 |
6.34 |
|
1750 |
22.5 |
6.86 |
|
2150 |
25.3 |
7.71 |
|
2400 |
27 |
8.23 |
Return Loss
|
30-300 MHz |
>30dB |
|
300-600 MHz |
>26dB |
|
600-900 MHz |
>22 dB |
