Tutorial: Helical Antenna


 * Download the latest matlab file using gitweb: Helical_Antenna.m

This tutorial covers:

 * setup of a helix using the wire primitive
 * setup a lumped feeding port (R_in = 120 Ohms)
 * adding a near-field to far-field (nf2ff) box using an efficient subsampling
 * calculate the S-Parameter of the antenna
 * calculate and plot the far-field pattern