ATU and Ground Plane Antenna for SEM-25/35
New and unissued ground plane antenna with ATU for the SEM-25 or SEM-35. Whip masts installed as three radiating elements and one vertical. Has 3 diameter ceramic feed-through insulator with UHF connection. A clamp allows installation on top of 1.6 diameter masts. Comes complete with antenna sections, cables and a canvas carry bag.