CAL 70
Construction
Inner conductor |
Plain copper |
7 x 0.40 mm |
Dielectric |
Foam PE |
Φ4.95 ± 0.10 mm |
Outer conductor (shield 1) |
Aluminium + polyester + Aluminium tape |
|
Shield coverage |
|
100% |
Outer conductor (shield 2) |
Tinned copper |
96 x 0.15 mm |
Shield coverage |
|
71% |
Sheath |
Blue PVC |
Φ7.00 ± 0.10 mm |
Electrical & Mechanical Characteristics
Nominal capacitance |
53 pF/m |
Velocity of propagation |
84% |
Insulation resistance |
>5000 Mohm.Km |
Inner conductor resistance |
20.5 Ohm/Km |
Outer conductor resistance |
13.5 Ohm/Km |
Operating temperature range |
-25 °C - +80 °C |
Copper weight |
24.6 Kg/Km |
Cable weight (approx.) |
56.25 Kg/Km |
Screening effectiveness |
>85 dB |
Attenuation
Frequency(MHz) |
Attenuation (dB/100 m) |
Attenuation (dB/100 ft) |
| 50 | 4.4 | 1.34 |
230 |
9.5 |
2.9 |
470 |
13.7 |
4.18 |
860 |
19.2 |
5.85 |
1000 |
21 |
6.4 |
1350 |
24.7 |
7.53 |
1500 |
26.6 |
8.11 |
1750 |
28.7 |
8.75 |
2150 |
32.4 |
9.88 |
2400 |
34.7 |
10.58 |
Return Loss
30-470 MHz |
>30dB |
470-860 MHz |
>26dB |
860-2400 MHz |
>22dB |
