7/8 Radiating Leaky Coaxial Cable
7/8 Radiating Leaky Coaxial Cable
The 7/8 Radiating Leaky Coaxial Cable is a specialized RF cable designed to provide controlled signal radiation along its length for reliable wireless coverage in enclosed and challenging environments. It is ideal for tunnels, mines, railway systems, underground facilities, industrial sites, transportation networks, and distributed antenna applications. The cable enables consistent RF signal distribution where conventional antennas may not provide adequate coverage. Its robust construction supports dependable performance and long-term installation. Suitable for telecom, public safety, railway, and industrial communication systems, this cable helps improve wireless connectivity and coverage in demanding RF environments.
Electrical, Mechanical & Environmental Specifications
| Impedance (Ω) | 50±2 |
| Capacitance (pF/m) | 76 |
| Velocity (%) | 88 |
| Insulation Resistance (MΩ·km) | 5000 |
| Jacket Spark Test (kV) | 8.0 |
| Peak Power Rating (kW) | 91 |
| Operating Frequency Band (MHz) | 800~2700 |
| Minimum Bending Radius (mm) | Single Bending: 280 Multiple Bending: 400 |
| Temperature Range (°C) | Fire Retardant Jacket: -25~+70 |
| Stop Band (MHz) | 1400~1500 |
| VSWR: 790MHz~960MHz | 1.30 |
| VSWR: 1700MHz~1900MHz | 1.30 |
| VSWR: 1920MHz~2025MHz | 1.40 |
| VSWR: 2110MHz~2200MHz | 1.40 |
| VSWR: 2300MHz~2500MHz | 1.40 |
| VSWR: 2560MHz~2620MHz | 1.40 |
Construction
| Inner Conductor | Helical Copper-Tube Diameter (mm): 9.00±0.10 |
| Insulation | 3 layers of Insulation Diameter (mm): 23.00±0.50 |
| Outer Conductor | Longitudinal wrapped copper outer conductor |
| Outer Conductor (mm) | 23.20±0.30 |
| Jacket | FRLSZH |
| Frequency (MHz) | Attenuation (dB/100m) | Coupling Loss |
|---|---|---|
| 800 MHz | 4.40 | 84 |
| 900 MHz | 4.62 | 82 |
| 1800 MHz | 7.30 | 76 |
| 2000 MHz | 7.73 | 79 |
| 2100 MHz | 8.05 | 76 |
| 2300 MHz | 8.60 | 76 |
| 2400 MHz | 8.90 | 78 |
| 2500 MHz | 9.15 | 84 |
| 2600 MHz | 9.50 | 81 |
| 2700 MHz | 10.00 | 80 |