Davis RF DRF-400 Coax Assemblies – Low Loss 50 Ohm Pre-Made Coaxial Cables

Our Davis RF DRF-400 Coax Assemblies offer premium low-loss 50 Ohm coaxial cables factory terminated and tested for high performance and reliability. Based on Davis RF’s popular DRF-400 coax (an LMR-400 equivalent), these assemblies are ideal for feedlines, jumpers, and antenna system connections where quality and convenience are required.

Key Features:

• ✅ Low-loss Davis RF DRF-400 coax cable – equivalent to LMR-400
• ✅ Pre-terminated and tested with high-quality connectors
• ✅ Excellent attenuation across HF, VHF, UHF, and microwave bands
• ✅ Double shielding for superior EMI/RFI rejection
• ✅ UV and weather-resistant jacket – suitable for outdoor and indoor use

Specifications:

• ✅ Cable Type: Davis RF DRF-400
• ✅ Impedance: 50 Ohms ±2 Ohms
• ✅ Inner Conductor: Solid bare copper 0.108" (2.74mm)
• ✅ Dielectric: Foam polyethylene 0.285" (7.24mm)
• ✅ Shielding: Bonded aluminum tape + tinned copper braid (90% coverage)
• ✅ Jacket: Black polyethylene (UV-resistant) 0.405" (10.29mm)
• ✅ Typical Attenuation:
• ✅ ~1.5 dB per 100 ft @ 50 MHz
• ✅ ~2.8 dB per 100 ft @ 144 MHz
• ✅ ~4.5 dB per 100 ft @ 440 MHz

Common Applications:

• ✅ HF/VHF/UHF base station feedlines
• ✅ Jumpers for RF equipment and filter connections
• ✅ Rotator loops and tower feedlines
• ✅ Wireless, repeater, and commercial RF installations

Available in multiple lengths with connector options including PL-259 (UHF), N, BNC, SMA, and others. Our Davis RF DRF-400 assemblies are tested for low loss and high performance. Contact us for custom lengths, connector types, or bulk requirements.