Description

Key Specifications Type: UHF Male (PL-259) - mates with SO-239 jacks Style: Crimp-type (some models include set screws) Cable Compatibility: LMR-400 (0.405“ diameter) Center Conductor: Accepts 0.109” (2.8mm) solid core Body Material: Nickel-plated brass Frequency Range: Best for HF/VHF (up to ~300MHz) Recommended Connectors Amphenol 83-87P (Heavy-duty crimp with set screw) Times Microwave PL259-CRIMP-LMR400 (Optimized for LMR-400) RF Industries CRF-PL259-9A (Commercial-grade crimp) Installation Steps Cable Preparation: Strip 1.5“ of outer jacket Trim dielectric to expose 0.25” center conductor Fold back braid and foil shield (trim excess) Connector Assembly: Slide crimp ferrule onto cable Insert center conductor into contact pin Crimp center contact (use appropriate die) Slide connector body over assembly Crimp ferrule onto outer braid Final Inspection: Verify no shield contact with center conductor Check continuity (center-to-center) Test for shorts (center-to-shield) Required Tools Crimper: Jonard U-320 (with RG-8/U die) Stripper: Jonard CST-400 or equivalent Optional: Hex wrench for set screw models Performance Notes VSWR: Typically <1.5:1 below 300MHz Power Handling: ~1kW at HF frequencies Weatherproofing: Apply coax seal or heat shrink