Description

. Key Electrical Properties Frequency Range: DC to 6 GHz (extended performance to 18 GHz with optimized connectors) Impedance: 50Ω ±0.25Ω (precision-matched) Velocity Factor: 87% (superior to standard cables) Attenuation: 0.08 dB/ft @ 100 MHz 0.14 dB/ft @ 1 GHz 0.26 dB/ft @ 3 GHz 0.38 dB/ft @ 6 GHz 2. Mechanical Construction Outer Diameter: 0.920“ (23.4mm) Conductor: Silver-plated oxygen-free copper (0.285” solid core) Dielectric: Nitrogen-expanded PTFE foam (0.680“ OD) Shielding: Quad-layer: Conductive polymer layer Silver-plated copper tape (100% overlap) Tinned copper braid (95% coverage) Silver-plated copper braid (98% coverage) Jacket: Heavy-duty polyurethane (UV/moisture resistant) 3. Power Handling Capacity Frequency CW Power Rating Peak Power (10µs pulse) 100 MHz 15 kW 150 kW 1 GHz 8 kW 80 kW 3 GHz 3.5 kW 35 kW 6 GHz 1.8 kW 18 kW 4. Environmental Specifications Temperature Range: -65°C to +200°C (intermittent to +250°C) Bend Radius: Minimum static: 8” (20cm) Minimum dynamic: 16“ (40cm) Flex Life: 10,000+ cycles at rated bend radius Crush Resistance: 500 lbs/ft (730 kg/m) 5. Special Features Phase Stability: ±0.5° per 100ft @ 3GHz EMI Shielding: >140 dB @ 1GHz VSWR: <1.15:1 up to 6 GHz Propagation Delay: 1.15 ns/ft 6. Performance Comparison Parameter HLF-900 LMR-900 RG-213 Heliax LDF5-50A 3 GHz Loss 0.26 0.42 0.95 0.21 Flex Cycles 10k+ 2k 500 N/A Power @ 1GHz 8 kW 5 kW 1.5 kW 10 kW Cost Factor 1.5x 1.0x 0.3x 2.0x 7. Recommended Applications High-power radar systems (air traffic control, military) Satellite uplink/downlink (C-band and extended C-band) Particle accelerator RF systems Broadcast transmitter feeder lines Industrial RF heating systems 8. Connector Options High-Power N-Type: Pasternack PE4619 (50kW rating) 7/16 DIN: Rosenberger 32K104 (75kW rating) 3-1/8” EIA: CommScope HN9000P (100kW rating) 9. Installation Guidelines Support Interval: Every 4 feet for horizontal runs Bending: Use mandrel for bends <12" radius Termination: Requires precision corrugation tool for shield preparation Grounding: Install grounding kits every 50 feet for lightning protection 10. Quality Certifications MIL-DTL-17/216 (Rev. H) IEEE 1222-2011 CE Marking (EN 50117-1) RoHS 3/REACH compliant 11. Procurement Options Standard Lengths: 100ft, 250ft, and 500ft factory-terminated reels Custom Configurations: Phase-matched sets (±0.25° tolerance) Pressurizable versions (15 psi operating pressure) Armored variants for direct burial