 |
||||||||||||
 |
Coaxial Cables |  |
||||||||||
|
||||||||||||
|
||||||||||||
RG 8 A/U
Construction
| Inner conductor | Plain copper | 7x0.72mm |
|---|---|---|
| Dielectric | Lowdensity PE | Φ7.25±0.18mm |
| Outer conductor(shield) | Plain copper | 192x0.2mm |
| Shield coverage | 98% | |
| Sheath | PVC or LSZH | Φ10.4±0.18mm |
Electrical & Mechanical Characteristics
Impedance :50±3Ohm
Nominal capacitance :97pF/m
Velocity of propagation :66%
Insulation resistance :>2000Mohm.Km
Inner conductor resistance :6.2Ohm/Km
Outer conductor resistance :4.0Ohm/Km
Operating temperature range :-30°C-+70°C
Test/Operatig Voltage(max) :10KV/5KV
Copper Weight :84.3Kg/Km
Cable weight(approx.) :171.5Kg/Km
Screening effectiveness :100-900MHz >55dB
Attenuation
| Frequency(MHz) | Attenuation(dB/100m) | 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
| 30-300MHz | >31dB |
|---|---|
| 300-600MHz | >28dB |
| 600-900MHz | >27dB |