MULTIPLE PITCH ANTENNA ASSEMBLY

摘要

A multiple bandwidth antenna assembly (10) including a helical radiator (12) having at least a first helical pitch and a second helical pitch, a core plug (16) having a first axial piece and a second axial, and a first recessed pattern configured on the first axial piece to engage at least the first helical pitch and a second recessed pattern configured on the second axial piece to engage at least the second helical pitch.