Another Small HDTV UHF antenna

This is inspired by https://www.thingiverse.com/thing:1729860. That design works surprisingly well. This variation is designed to mount to a piece of 1" PVC pipe and to allow easy stacking for better signal strength. My PVC pipe measures 1-5/16" diameter.

There are two designs for the active elements.

Design 1 is a V shaped wire bent at about 30 degrees and about 7" (178mm) long on each side of the V. Start with about 16" (406mm) and bend the wire in half. Spread the wire and trim ea