Coaxial Cables | ||||||||||||
RG 58 URM (URM76)
Construction
Inner conductor |
Plain copper |
7 x 0.32 mm |
Dielectric |
Low density PE |
Φ2.95 ± 0.10 mm |
Outer conductor (shield) |
Plain copper |
96 x 0.12 mm |
Shield coverage |
|
86% |
Sheath |
PVC or LSZH |
Φ5.00 ± 0.10 mm |
Electrical & Mechanical Characteristics
Impedance |
50±3 Ohm |
Nominal capacitance |
100 pF/m |
Velocity of propagation |
66% |
Insulation resistance |
>2000 Mohm.Km |
Inner conductor resistance |
32 Ohm/Km |
Outer conductor resistance |
17.5 Ohm/Km |
Operating temperature range |
-30 °C - +70 °C |
Copper weight |
15.4 Kg/Km |
Cable weight (approx.) |
36.9 Kg/Km |
Screening effectiveness |
>55 dB |
Attenuation
Frequency(MHz) |
Attenuation (dB/100 m) |
Attenuation (dB/100ft) |
50 | 9.4 | 2.87 |
100 |
13.5 |
4.12 |
200 |
19.9 |
6.07 |
400 |
29.2 |
8.9 |
500 |
33.2 |
10.12 |
600 |
36.8 |
11.22 |
860 |
45.6 |
13.9 |
1000 |
50.4 |
15.37 |
Return Loss
30-300 MHz |
>28dB |
300-600 MHz |
>24dB |
600-900 MHz |
>22dB |