Technical Specification of 1/2" Aluminum Air Dielectric RF Coaxial Cable
1. General Information
• Brand: hellosignal
• Category: Coaxial Cable
• Impedance: 50 ± 2 Ω
• Certifications: UL, ETL, CE, CPR, RoHS
• Available Lengths: 100m, 305m, 500m, 1000m, 500ft, 1000ft
• Packing Options: Roll, wooden spool, carton, pallet (500m per reel as standard; reel size: 75 × 53 × 75 cm)
• MOQ: 10KM
• Delivery Time: Normally 25 working days
• Port of Loading: NINGBO, SHANGHAI
• Payment Terms: T/T, L/C at sight, D/P at sight
2. Application
Engineered for high-efficiency RF transmission in Wireless Communication, TV & Radio Broadcast, HF Defense, Mobile Radio, Cable Solutions, and In-Building DAS systems.
3. Design Features (Component Specifications)
Component | Material / Specification |
Inner Conductor | Copper Clad Aluminum (CCA) wire, Ø 4.75 ± 0.05 mm |
Insulation | Extruded Polyethylene, Ø 11.80 ± 0.20 mm |
Outer Conductor | Corrugated Aluminum, Ø 13.80 ± 0.15 mm |
Jacket | PVC, White color, Ø 15.90 ± 0.20 mm |
4. Electrical Specifications
Parameter | Value |
Relative Velocity of Propagation | 0.88 |
Capacitance | 75 pF/m |
Maximum Operating Frequency | 6 GHz |
Peak Power Rating | 40 kW |
RF Peak Voltage | 2000 Volts |
Jacket Spark Test Voltage | 8000 Vrms |
Inner Conductor DC Resistance | ≤ 1.58 Ω/km |
Outer Conductor DC Resistance | ≤ 2.29 Ω/km |
5. Environmental Specifications
Condition | Temperature Range |
Installation | -20°C to +60°C |
Operating | -40°C to +85°C |
Storage | -40°C to +85°C |
6. Mechanical Specifications
Parameter | Value |
Tensile Strength | 549 N |
Minimum Bending Radius (Single) | 76 mm |
Minimum Bending Radius (Repeated) | 127 mm |
Bending Moment | 5.4 N·m |
Flat Plate Crush Strength | 12 N/mm |
7. Standard Test Conditions
• Attenuation and VSWR: Measured at ambient temperature 20°C, VSWR = 1.0
• Average Power: Measured at ambient temperature 40°C, VSWR = 1.0
• Average Power (High-Temperature): Measured at inner conductor temperature 100°C
8. VSWR (Voltage Standing Wave Ratio)
Frequency Band | VSWR Max |
680 MHz – 960 MHz | ≤ 1.13 |
1390 MHz – 1450 MHz | ≤ 1.13 |
1700 MHz – 2200 MHz | ≤ 1.13 |
2300 MHz – 2700 MHz | ≤ 1.22 |
3550 MHz – 4200 MHz | ≤ 1.29 |
5150 MHz – 6000 MHz | ≤ 1.29 |
9. Attenuation & Power Handling
Frequency (MHz) | Typical Attenuation (dB/100 m) | Average Power (kW) |
100 | 2.41 | 3.18 |
200 | 3.46 | 2.21 |
450 | 5.32 | 1.44 |
800 | 7.28 | 1.06 |
900 | 7.76 | 0.99 |
1500 | 10.3 | 0.75 |
1800 | 11.5 | 0.67 |
2000 | 12.2 | 0.63 |
2200 | 12.8 | 0.61 |
2400 | 13.5 | 0.57 |
2500 | 13.8 | 0.56 |
2700 | 14.5 | 0.54 |
3500 | 16.9 | 0.46 |
4000 | 18.3 | 0.43 |
5000 | 20.9 | 0.38 |
6000 | 23.3 | 0.34 |
10. Compliance
The cable complies with relevant international standards for RF coaxial transmission. Certification documentation is available upon request.
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