⚠️For educational purposes only — not a professional tool. Learn more

PCB Transmission Line Calculator

Calculate impedance and parameters for microstrip, stripline, and coplanar waveguide transmission lines.

Input Parameters

Substrate Material

Use custom dielectric constant

Frequency (GHz)

Substrate Height (mm)

Trace Width (mm)

Trace Thickness (um)

1 oz copper = 35 um, 2 oz = 70 um

Loss Tangent (tan d)

Enter parameters and click Calculate to see results