Artifact

Smith Match

Interactive, accessible Smith chart for calculating and explaining lossless single shunt-stub impedance matches.

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Smith Match places a load on an interactive Smith chart and calculates both canonical lossless single shunt-stub matching solutions. Loads can be entered as impedance, admittance, or reflection coefficient, or positioned directly with pointer, touch, and keyboard controls.

Calculations can be shared through URL state, exported as standalone SVG charts, or printed as worksheets. The responsive interface supports light and dark themes and can reload offline after a successful visit.

Version 1 models one frequency, a lossless feed line, and one lossless open- or short-circuited shunt stub. It does not model frequency sweeps, lossy lines, or complete physical construction effects.