# skrf.media.mline.MLine.v_p¶

MLine.v_p

Complex phase velocity (in m/s)

$j \cdot \omega / \gamma$

Notes

The j is used so that real phase velocity corresponds to propagation

where: * $$\omega$$ is angular frequency (rad/s), * $$\gamma$$ is complex propagation constant (rad/m)

propgation_constant