Transmission Line Calc

Transmission Line Calc is a fast, practical transmission line calculator for RF, microwave, and ham radio work. It helps you analyze coax and other lines, estimate key parameters, and optimize antenna feeds with clear, engineering-grade outputs. Ideal for hobbyists, students, and professionals who need quick, accurate results on the go. Core features - Compute characteristic impedance, reflection coefficient, VSWR, and return loss from basic line inputs. - Convert between physical length and electrical length; get wavelength, phase velocity, and propagation delay at any frequency. - Reference-friendly workflow with common line presets and editable dielectric and velocity factor values. Why it stands out - Accurate and fast calculations with a clean, no-frills interface. - Optimized for field use by RF engineers, ham operators, and antenna tuners. - SEO keywords: transmission line calculator, RF tools, coax impedance, antenna tuning, SWR meter alternative, microwave engineering, ham radio utility.