Description

1. Core Specifications Impedance: 50Ω (±0.2Ω) Outer Diameter: 0.25“ (6.35mm) ±0.005” Frequency Range: DC-40 GHz (with proper connectors) Bend Radius: Dynamic: 1.0“ (25mm) One-Time: 0.5” (13mm) Power Handling: 500W peak @ 30MHz 100W avg @ 1GHz 10W @ 40GHz Phase Stability: ±0.1°/m @10GHz 2. Nano-Engineered Construction Layer Material Key Feature Center Conductor Silver-plated copper-clad aluminum 0.036“ OD, 70µ” silver Dielectric Microporous PTFE 0.78 εᵣ, <0.0005 DF Outer Conductor Dual-shield: • Nanofoil tape • 128-strand braid 360° coverage, >110dB EMI Jacket ETFE (Tefzel) -65°C to +200°C 3. mmWave Connector Options 2.92mm (K): 0-40GHz, 15W 1.85mm (V): 0-65GHz, 10W SMA: 0-18GHz, 25W QMA: Quick-lock alternative Recommended Ends: Rosenberger 92K50-400M5 (2.92mm, 40GHz) Amphenol SV-1.85 (1.85mm, field-installable) 4. Performance Benchmarking Parameter 1/4“ Superflex RG-402 Max Freq 40GHz 18GHz Bend Radius 1.0” 2.0“ Phase Match ±0.1°/m ±0.5°/m Weight 0.045 lb/ft 0.065 lb/ft 5. Precision Installation Stripping: Laser stripper recommended (±0.001” accuracy) Strip length: 0.35“ jacket, 0.12” dielectric Connectorization: Torque: 5 in-lbs (2.92mm), 8 in-lbs (SMA) Use 100x microscope for inspection Routing: Max 90° bends every 6" PTFE support sleeves at strain points 6. Extreme Environment Ratings Vacuum: 10^-9 Torr (space-qualified versions) Vibration: 20G, 5-2000Hz (MIL-STD-810H) Outgassing: <0.1% TML (NASA-STD-6012) 7. Critical Applications Phased Array Radars: Element-level feeds Quantum Computing: Cryogenic RF links 6G Research: THz waveguide transitions Endoscopic RF: Medical ablation devices 8. Special Variants QF-250-CRYO: 4K operation (-269°C) QF-250-HV: 10kV DC isolation QF-250-ULTRA: ±0.01° phase stability 9. Quality Validation 100% TDR Tested: 20ps rise time Vector Network Analysis: 0.01dB repeatability X-Ray Inspection: Braid uniformity check 10. Ordering Information Standard Lengths: 1m to 100m reels Custom Services: Phase-matched sets (±0.5°) Gold-plated versions Custom color-coding