Construction
|
Inner conductor |
Tinned copper |
7 x 0.25 mm |
|
|
Dielectric |
Foam PE |
Φ2.00 ± 0.10 mm |
|
|
Outer conductor (shield 1) |
Aluminium+polyester+Al tape |
|
|
|
Shield coverage |
|
100% |
|
|
Outer conductor (shield 2) |
Tinned copper |
48 x 0.12 mm |
|
|
Shield coverage |
|
64% |
|
|
Sheath |
PVC or LSZH |
Φ3.60 ± 0.10 mm |
Electrical & Mechanical Characteristics
|
Impedance |
50±3 Ohm |
|
Nominal capacitance |
95pF/m |
|
Velocity of propagation |
75% |
|
Insulation resistance |
>5000 Mohm.Km |
|
Inner conductor resistance |
20.5 Ohm/Km |
|
Outer conductor resistance |
32.5 Ohm/Km |
|
Operating temperature range |
-30 °C - +70 °C |
|
Copper weight |
8.2 Kg/Km |
|
Cable weight (approx.) |
18.3 Kg/Km |
|
Screening effectiveness |
>75 dB |
Attenuation
|
Frequency (MHz) |
Attenuation (dB/100 m) |
Attenuation (dB/100ft) |
|
100 |
17.3 |
5.27 |
|
400 |
35 |
10.67 |
|
600 |
43.3 |
13.2 |
|
860 |
52.7 |
16.07 |
|
1000 |
57.2 |
17.44 |
|
1750 |
76.7 |
23.38 |
|
2400 |
94 |
28.66 |
Return Loss
|
30-300 MHz |
>24dB |
|
300-600 MHz |
>21dB |
|
600-900 MHz |
>15dB |
