CAL 47
Construction
Inner conductor |
Plain copper |
0.6 mm |
Dielectric |
Gas injected foam PE |
Φ2.80 ± 0.10 mm |
Outer conductor (shield 1) |
Aluminium+polyester+Al tape |
|
Shield coverage |
|
100% |
Outer conductor (shield 2) |
Tinned copper |
128 x 0.10 mm |
Shield coverage |
|
90% |
Sheath |
PVC |
Φ4.70 ± 0.10 mm |
Electrical & Mechanical Characteristics
Impedance |
75±5 Ohm |
Nominal capacitance |
56 pF/m |
Velocity of propagation |
80% |
Insulation resistance |
>5000 Mohm.Km |
Inner conductor resistance |
62 Ohm/Km |
Outer conductor resistance |
17.5 Ohm/Km |
Operating temperature range |
-25 °C - +80 °C |
Copper weight |
12.2 Kg/Km |
Cable weight (approx.) |
30.5 Kg/Km |
Screening effectiveness |
>85 dB |
Attenuation
Frequency(MHz) |
Attenuation (dB/100 m) |
Attenuation (dB/100 ft) |
50 |
7.3 |
2.23 |
230 |
14.7 |
4.48 |
470 |
21.4 |
6.52 |
860 |
30 |
9.15 |
1000 |
32.9 |
10.03 |
1350 |
38.2 |
11.65 |
1500 |
41.1 |
12.53 |
1750 |
44.1 |
13.45 |
2150 |
49.7 |
15.15 |
2400 |
53.6 |
16.34 |
Return Loss
30-470 MHz |
>32dB |
470-860 MHz |
>27dB |
860-2400 MHz |
>21dB |
