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Coaxial Cables |  |
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CTX 47 FLEX
Construction
| Inner conductor | Silver plated copper | 7 x 0.40 mm |
| Dielectric | Foam PE | Φ4.70 ± 0.10 mm |
| Outer conductor (shield 1) | Silver plated copper | 168 x 0.13 mm |
| Shield coverage | 94% | |
| Inner sheath | PE | Φ6.60 ± 0.10 mm |
| Tape | Spiral non-migrating tape | h. 20 mm |
| Outer conductor (shield 2) | Plain copper | 192 x 0.15 mm |
| Shield coverage | 94% | |
| Outer sheath | PVC/LSOH | Φ8.70 ± 0.10 mm |
Electrical & Mechanical Characteristics
Impedance :75±5 Ohm
Nominal capacitance :56 pF/m
Velocity of propagation :80%
Insulation resistance:>5000 Mohm.Km
Inner conductor resistance :20.5 Ohm/Km
Outer conductor resistance1 :7.3Ohm/Km
Outer conductor resistance2 :7.5 Ohm/Km
Operating temperature range :-25°C - +80 °C
Copper weight :64.5 Kg/Km
Cable weight (approx.) :116.1 Kg/Km
Screening effectiveness :>70 dB
Attenuation
| Frequency (MHz) | Attenuation (dB/100 m) | Max. Attenuation(dB/100ft) |
| 50 | 5.2 | 1.6 |
| 100 | 7.7 | 2.3 |
| 200 | 10.9 | 3.3 |
| 400 | 16.3 | 5 |
| 500 | 19 | 5.8 |
| 600 | 21.2 | 6.5 |
| 860 | 26.1 | 8 |
| 1000 | 28.5 | 8.7 |
Return Loss
| 30-300 MHz | >27dB |
| 300-600 MHz | >23dB |
| 600-900 MHz | >20dB |