Inset Feed Calculator Better Access

<hr> <div class="note"> <strong>Formula:</strong> y₀ = (L/π) · arccos(√(Z_feed / R_edge))<br> Valid when Z_feed ≤ R_edge. Typical matching range: 50Ω feed to 150–250Ω edge. </div> </div>

For a rectangular patch antenna with an inset feed: inset feed calculator

[ R_in(y=y_0) = R_in(y=0) \cdot \cos^2\left(\frac\pi y_0L\right) ] Calculate Inset Depth (y₀)&lt

<button onclick="calculateInset()">Calculate Inset Depth (y₀)</button> inset feed calculator