Description

TNC F LMR 400 CLAMP – Technical Specifications & Installation Guide This refers to a female TNC connector designed for LMR-400 coaxial cable using a clamp-style termination (instead of crimping or soldering). Below is a detailed breakdown of its features, installation, and applications. 1. Component Breakdown Term Description TNC F Female Threaded Neill-Concelman connector (50Ω, 0–6 GHz typical) LMR 400 Times Microwave® 0.405" (10.3mm) low-loss coaxial cable (50Ω, 2.74mm center conductor) CLAMP Mechanical clamping mechanism for secure cable termination (no crimping/soldering) 2. Key Specifications Frequency Range: DC to 6 GHz (optimal performance) Impedance: 50Ω (matched to LMR-400) VSWR: <1.20:1 (high-quality models) Insertion Loss: <0.15 dB per connector (at 3 GHz) Power Handling: ~2.7 kW @ 100 MHz Cable Compatibility: LMR-400 (10.3mm OD, 2.74mm center conductor) Weather Resistance: Typically includes O-ring seals for waterproofing 3. Clamp vs. Crimp vs. Solder Comparison Feature CLAMP CRIMP SOLDER Installation Speed Fast Fastest Slowest Vibration Resistance Excellent Good Best Weatherproofing Best (sealed design) Good (needs sealant) Good Field Repairable? Yes Limited No Tooling Required Hex wrench, torque driver Crimp tool Soldering iron