915 Mhz MOXON antenna for drone telemetry

This is a MOXON antenna for 915 Mhz drone telemetry. It has more directivity (and more gain) than a 1/2 wave whip - and works considerably better.

Use 16GA bare copper wire. Press the wire into the grooves using a bench vise with soft jaws, then use a flat-blade screwdriver to seat the wire fully. The grooves are the proper length. The end with 2 sections is the "driven" element and is at the FRONT of the antenna. The "back" element is one piece and is the reflector.

There is a groove i