75 Ohm Trunk Cable
Construction | |||
Material | Diameter (mm) | ||
Inner Conductor | CCA-Copper clad aluminum | 3.15 | |
Insulation | Physically Foamed PE | 13.03 | |
Outer conductor | Argon arc welded aluminum tube | ||
Jacket | Black PE | 15.49 | |
Messenger | Steel | 2.77 | |
Mechanical Properties | |||
Cable length | m | 500/750/1000 | |
Min. bending radius, standard | mm | 168 | |
Min. breaking strenghth of messenger | Mpa | 1470~1690 | |
Electrical Characteristics | |||
Impedance (Ω) | 75 ± 2 | ||
Propagation velocity (%) | 87 | ||
Capacitance (pF/m) | 50 | ||
Jacket spark test RMS (kV) | 5.0 | ||
Insulation resistance (MΩ*km) | ≥ 5000 | ||
Screening attenuation (dB) | ≥ 110 | ||
Structural return Loss | |||
5-1000 MHz (dB) | 24 | ||
Attenuation (@ 20oC) | |||
Frequency (MHz) |
Attenuation (dB/100m) |
Attenuation (dB/100ft) |
|
5 | 0.46 | 0.14 | |
55 | 1.54 | 0.47 | |
211 | 3.12 | 0.95 | |
250 | 3.38 | 1.03 | |
270 | 3.54 | 1.08 | |
300 | 3.74 | 1.14 | |
330 | 3.93 | 1.20 | |
350 | 4.04 | 1.23 | |
400 | 4.36 | 1.33 | |
450 | 4.63 | 1.41 | |
500 | 4.92 | 1.50 | |
550 | 5.18 | 1.58 | |
600 | 5.44 | 1.66 | |
750 | 6.10 | 1.86 | |
870 | 6.56 | 2.00 | |
1000 | 7.12 | 2.17 | |
1218 | 7.90 | 2.41 | |
Attention values may be with a tolerance of ±5%. | |||
Standards | |||
RoHS 2011/65/EU | Complian |
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