 |
||||||||||||
 |
Coaxial Cables |  |
||||||||||
|
||||||||||||
|
||||||||||||
CAL 47
Construction
| Inner conductor | Plain copper | 0.6mm |
|---|---|---|
| Dielectric | Gasinjected foam PE | Φ2.80±0.10mm |
| Outer conductor(shield1) | Aluminium+polyester+Al tape | |
| Shieldcoverage | 100% | |
| Outer conductor(shield2) | Tinned copper | 128x0.10mm |
| Shield coverage | 90% | |
| Sheath | PVC | Φ4.70±0.10mm |
Electrical & Mechanical Characteristics
Impedance :75±5Ohm
Nominal capacitance:56pF/m
Velocity of propagation :80%
Insulation resistance :>5000Mohm.Km
Inner conductor resistance :62Ohm/Km
Outer conductor resistance :17.5Ohm/Km
Operating temperature range :-25°C-+80°C
Copper weight :12.2Kg/Km
Cable weight(approx.) :30.5Kg/Km
Screening effectiveness :>85dB
Attenuation
| Frequency(MHz) | Attenuation(dB/100m) | Attenuation(dB/100ft) |
|---|---|---|
| 50 | 7.3 | 2.23 |
| 230 | 14.7 | 4.48 |
| 470 | 21.4 | 6.52 |
| 860 | 30 | 9.15 |
| 1000 | 32.9 | 10.03 |
| 1350 | 38.2 | 11.65 |
| 1500 | 41.1 | 12.53 |
| 1750 | 44.1 | 13.45 |
| 2150 | 49.7 | 15.15 |
| 2400 | 53.6 | 16.34 |
Return Loss
| 30-470 MHz | >32dB |
|---|---|
| 470-860 MHz | >27dB |
| 860-2400 MHz | >21dB |