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Coaxial Cables |  |
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CK175/H2C4:RG175AF + 4 x 0.22mm2 + 2 x 0.75mm2
Construction
| Inner conductor1 | Plain copper | 9x0.10mm |
| Dielectric | Lowdensity PE | Φ1.50±0.08mm |
| Outer conductor(shield) | Tinned copper | 72x0.10mm |
| Shiel dcoverage | 90% | |
| Sheath | PVC | Φ2.80±0.13mm |
| Inner conductor2 | Plain copper | 4x0.22mm2 |
| Insulated cores2 | PVC | 4xΦ1.00±0.10mm |
| Inner conductor3 | Plain copper | 2x0.75mm2 |
| Insulated cores3 | PVC | 2xΦ1.70±0.10mm |
| Overall sheath | Φ7.00±0.20mm |
Electrical & Mechanical Characteristics
Impedance :75±5Ohm
Nominal capacitance :67pF/m
Velocity of propagation :66%
Insulation resistance :>2000Mohm.Km
Inner conductor resistance :250Ohm/Km
Outer conductor resistance :35Ohm/Km
Operating temperature range :-25°C-+80°C
Cores resistance 0.22mm2/0.75mm2 :82Ohm/Km/26Ohm/Km
Operatig Voltage(max) :0.25KV/0.3KV
Test Voltage :1.2KV/2.0KV
Copper weight :27.45Kg/Km
Cable weight(approx.) :82.75Kg/Km
fectiveness :>50dB
Attenuation
| Frequency(MHz) | Attenuation(dB/100m) | Attenuation(dB/100ft) |
| 50 | 19.2 | 5.85 |
| 100 | 27.9 | 8.51 |
| 200 | 40.7 | 12.41 |
| 400 | 59.2 | 18.05 |
| 500 | 67.5 | 20.58 |
| 600 | 72.6 | 22.13 |
| 860 | 91.1 | 27.77 |
| 1000 | 101 | 30.79 |
Return Loss
| 30-300MHz | >20dB |
| 300-600MHz | >20dB |
| 600-900MHz | >20dB |