Construction
|
Inner conductor |
Plain copper |
19 x 0.28 mm |
|
|
Dielectric |
Foam PE |
Φ3.90 ± 0.15 mm |
|
|
Outer conductor (shield 1) |
Aluminium + polyester tape |
|
|
|
Shield coverage |
|
100% |
|
|
Outer conductor (shield 2) |
Tinned copper |
128 x 0.10 mm |
|
|
Shield coverage |
|
80% |
|
|
Sheath |
PVC or LSZH |
Φ6.10 ± 0.10 mm |
Electrical & Mechanical Characteristics
|
Impedance |
50±3 Ohm |
|
Nominal capacitance |
80 pF/m |
|
Velocity of propagation |
80% |
|
Insulation resistance |
>5000 Mohm.Km |
|
Inner conductor resistance |
15.5 Ohm/Km |
|
Outer conductor resistance |
19 Ohm/Km |
|
Operating temperature range |
-30 °C - +70 °C |
|
Copper weight |
20.8 Kg/Km |
|
Cable weight (approx.) |
48.1 Kg/Km |
|
Screening effectiveness |
>80 dB |
Attenuation
|
Frequency(MHz) |
Attenuation (dB/100 m) |
Attenuation (dB/100ft) |
|
20 |
7.3 |
2.23 |
|
100 |
9.8 |
2.99 |
|
400 |
19.7 |
6.01 |
|
600 |
24.9 |
7.59 |
|
860 |
30.1 |
9.18 |
|
1000 |
32.9 |
10.03 |
|
1750 |
45.8 |
13.96 |
|
2400 |
55.8 |
17.01 |
Return Loss
|
30-300 MHz |
>26dB |
|
300-600 MHz |
>25dB |
|
600-900 MHz |
>23dB |
