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Coaxial Cables |  |
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BT3002 8 Core
Construction
| Inner conductor | Bare copper | Φ0.31 mm |
|---|---|---|
| Dielectric | Solid PE | Φ1.95 mm |
| Outer conductor (shield 1) | Tinned copper braid | Φ2.35 mm |
| Shield coverage 1 | 91% | |
| Outer conductor (shield 2) | Tinned copper braid | Φ2.75 mm |
| Shield coverage 2 | 90% | |
| Inner sheath | PVC(8 x single core) | Φ13.45 mm |
| Outer sheath | PVC | Φ16.0 mm |
Electrical & Mechanical Characteristics
Impedance :75±5 Ohm
Nominal capacitance :66 pF/m
Velocity of propagation :67%
Insulation resistance :>5000 Mohm.Km
Max. conductor resistance :236 Ohm/Km
Rated temperature :70°C
Cable weight (approx.) :335kg/km
Attenuation
| Frequency(MHz) | Attenuation (dB/100 m) | Attenuation (dB/100 ft) |
|---|---|---|
| 1 | 2.3 | 0.7 |
| 4 | 4.5 | 1.4 |
| 5 | 4.8 | 1.5 |
| 17 | 9.2 | 2.8 |
| 70 | 18.7 | 5.7 |
| 100 | 22.5 | 6.9 |
| 200 | 32 | 9.8 |