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Coaxial Cables |  |
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CAL 70
Construction
| Inner conductor | Plain copper | 7x0.40mm |
| Dielectric | Foam PE | Φ4.95±0.10mm |
| Outer conductor(shield1) | Aluminium+polyester+Aluminium tape | |
| Shield coverage | 100% | |
| Outer conductor(shield2) | Tinned copper | 96x0.15mm |
| Shield coverage | 71% | |
| Sheath | BluePVC | Φ7.00±0.10mm |
Electrical & Mechanical Characteristics
Nominal capacitance :53pF/m
Velocity of propagation :84%
Insulation resistance :>5000Mohm.Km
Inner conductor resistance :20.5Ohm/Km
Outer conductor resistance :13.5Ohm/Km
Operating temperature range :-25°C-+80°C
Copper weight :24.6Kg/Km
Cable weight(approx.) :56.25Kg/Km
Screening effectiveness :>85dB
Attenuation
| Frequency(MHz) | Attenuation(dB/100m) | Attenuation(dB/100ft) |
| 50 | 4.4 | 1.34 |
| 230 | 9.5 | 2.9 |
| 470 | 13.7 | 4.18 |
| 860 | 19.2 | 5.85 |
| 1000 | 21 | 6.4 |
| 1350 | 24.7 | 7.53 |
| 1500 | 26.6 | 8.11 |
| 1750 | 28.7 | 8.75 |
| 2150 | 32.4 | 9.88 |
| 2400 | 34.7 | 10.58 |
Return Loss
| 30-470MHz | >30dB |
| 470-860MHz | >26dB |
| 860-2400MHz | >22dB |