A growing library of focused, accurate RF calculators. Each tool runs entirely in your browser — no signup, no tracking, no math homework.
Z₀ and εeff for microstrip lines using Hammerstad-Jensen with copper-thickness correction.
LiveSymmetric stripline Z₀ using IPC-2141A with conductor-thickness correction.
LiveCPW and grounded CPW (CPWG) impedance via Wadell's elliptic-integral formulation.
LiveZ₀, attenuation, and cutoff for coaxial transmission lines.
Coming soonConvert between VSWR, return loss, |Γ|, mismatch loss, and reflected/transmitted power.
LiveInteractive Smith chart with automatic L-network synthesis and visualized matching paths.
LiveTwo-element matching network design with component values.
Coming soonLumped-element LC filter synthesis with simulated frequency response.
Synthesize Butterworth and Chebyshev LC ladder filters — lowpass, highpass, bandpass, and bandstop — with component values and live S₁₁/S₂₁ plot.
LiveStub-based and stepped-impedance filters for high-frequency designs.
Coming soonFree-space path loss, EIRP, received power, and link margin from the Friis equation.
LiveConvert between aperture, gain, and effective area.
Coming soonResonant length, impedance, and radiation pattern basics.
Coming soonDrop a note. The roadmap is driven by what working engineers actually need.
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