CATV Coaxial Cable
CATV Coaxial Cable
Construction Specification
| Item | Material | Diameter(mm) |
|---|---|---|
| 1. Inner conductor | Solid Copper or Copper Clad Steel | 1.29 |
| 2. Dielectric | Physical Foam Polyethylene | 5.72 |
| 3. Outer conductor | Bonded Aluminum Foil + Aluminum Braid | Nom.6.25 |
| 4. Jacket |
PVC or Polyethylene |
8.10 |
| 5. Messenger | steel | 1.83 |
Electrical Characteristics
| Capacitance(pF/m) | 52 |
|
| Impedance(ohm) | 75 | |
| Velocity of Propagation(%) | 85 | |
| Shielding Effectiveness(>dB) | 70 | |
| Max Testing Voltage(Vrms) | 3000 | |
| Return loss(≥dB) | VHF UHF |
20 20 |
Mechanical and Environmental Characteristics
| Operating Temp.(℃) | PVC PE |
-25 to +70 -40 to +80 |
| Min. Bend Radius(mm) | 40 | |
| Strength of Messenger(kgf) | 166 | |
| ROHS | Compliant |
Attenuation(20℃)
| Frequency(MHz) | Attenuation(dB/100m) |
|---|---|
| 5 | 1.54 |
| 55 | 4.10 |
| 211 | 7.74 |
| 400 | 10.8 |
| 550 | 12.8 |
| 750 | 15.0 |
| 870 | 16.2 |
| 1000 | 17.5 |
| 1450 | 21.0 |
| 1750 | 22.9 |
| 2150 | 25.4 |
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