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Coaxial Cables |  |
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RG 8 A/U
Construction
Inner conductor |
Plain copper |
7 x 0.72 mm |
Dielectric |
Low density PE |
Φ7.25 ± 0.18 mm |
Outer conductor (shield) |
Plain copper |
192 x 0.2 mm |
Shield coverage |
|
98% |
Sheath |
PVC or LSZH |
Φ10.4 ± 0.18 mm |
Electrical & Mechanical Characteristics
Impedance |
50±3 Ohm |
Nominal capacitance |
97 pF/m |
Velocity of propagation |
66% |
Insulation resistance |
>2000 Mohm.Km |
Inner conductor resistance |
6.2 Ohm/Km |
Outer conductor resistance |
4.0 Ohm/Km |
Operating temperature range |
-30 °C - +70 °C |
Test/Operatig Voltage(max) |
10KV/5KV |
Copper Weight |
84.3 Kg/Km |
Cable weight (approx.) |
171.5 Kg/Km |
Screening effectiveness |
100-900 MHz >55dB |
Attenuation
Frequency (MHz) |
Attenuation (dB/100 m) |
Attenuation (dB/100ft) |
| 50 | 4.5 |
1.37 |
100 |
6.7 |
2.04 |
200 |
9.9 |
3.02 |
400 |
14.3 | 4.36 |
500 |
16.1 |
4.91 |
600 |
17.8 |
5.43 |
860 |
22.1 |
6.74 |
1000 |
24.3 |
7.41 |
Return Loss
30-300 MHz |
>31dB |
300-600 MHz |
>28dB |
600-900 MHz |
>27dB |