Antenna & RF Projects
Build logs, antenna experiments, and infrastructure projects from the Navan ridge.
Full build log of a 40-foot DMX HD-40 freestanding tower — custom hinge, concrete base, winch system, four antennas at 37–46 ft.
Building a high-gain UHF Yagi for 50.1/50.2 (ABC & CW) from WNTI Watertown. 34 construction photos, schematic, and build notes.
Mounting an HDHomeRun near the antenna using passive Power over Ethernet — no extra power cable, less coax loss.
Repurposing CAT5 cable as 4-conductor antenna rotor wire by pairing conductors. Works up to 100+ feet.