Construction
Inner conductor |
Bare copper/Copper clad aluminium |
Φ4.4 mm |
Dielectric |
Foam /Solid PE |
Φ12.4±0.02 mm |
Shield |
Bonded aluminium foil |
Φ12.6 mm |
Outer conductor |
Tinned copper braid(24x7x0.15mm) |
Φ13.2 mm |
Shield coverage |
|
85% |
Sheath |
PVC/PE |
Φ15.6 mm |
Electrical & Mechanical Characteristics
Impedance |
50±3 Ohm |
Nominal capacitance |
83 pF/m |
Velocity of propagation |
81% |
Insulation resistance |
>5000 Mohm.Km |
Inner conductor resistance |
1.2(1.8) Ohm/Km |
Outer conductor resistance |
4.5 Ohm/Km |
Operating temperature range |
-40°C - +85 °C |
Min.bending radius |
78 |
Attenuation
Frequency(MHz) |
Attenuation (dB/100 m) |
Attenuation (dB/100 ft) |
100 |
2.7 |
0.8 |
150 |
3.6 |
1 |
280 |
4.6 |
1.4 |
350 |
5.2 |
1.6 |
400 |
6 |
1.7 |
800 |
8.5 |
2.6 |
900 |
9.3 |
2.8 |
1200 |
10.8 |
3.3 |
1500 |
12.3 |
3.7 |
1800 |
13.7 |
4.2 |
1900 |
14.2 |
4.3 |
2000 |
14.6 |
4.5 |
2200 |
14.9 |
4.5 |
2500 |
16.6 |
5.1 |
