
This series of cable adopts the integral extrusion process for aluminum tube outer conductor, which is mainly used as CATV trunk line project and signal transmission line.
|
Model No. |
QR 715 with messenger |
| Inner conductor Dia (mm) |
4.22 |
|
Dielectric (mm) |
17.42 |
| Outer conductor Dia (mm) |
18.16 |
|
Jacket (mm) |
19.94 |
| Messenger(mm) |
4.78 |
|
Capacitance(nF/km) |
50±3 |
| Impedance(Ω) |
75±2 |
|
Velocity(%) |
87 |
| Frequency (MHz) |
Attenuation (dB/100m) |
|
5 |
0.36 |
| 55 |
1.18 |
|
211 |
2.43 |
| 250 |
2.66 |
|
300 |
2.92 |
| 350 |
3.18 |
|
400 |
3.44 |
| 450 |
3.67 |
|
500 |
3.90 |
| 550 |
4.10 |
|
750 |
4.89 |
| 870 |
5.31 |
|
1000 |
5.74 |
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