LPDA Designer — Log-Periodic PCB Antenna Calculator

Frequency Range

f_min

MHz

f_max

MHz

Design Constants

Manual τ & σ Auto from Gain

τ (Tau)

σ (Sigma)

Substrate

Preset

ε_r

Thickness (h)

mm

tan δ

Feed Line

Boom Width

mm

Feed Gap

mm

Target Z₀

Ω

Copper

Weight

Design Summary

#	Layer	Length	½ Length	Width	Spacing	Dist. Apex

Configure parameters and click Calculate Design