Remember Me. Built from hand selected components for optimum performance , low SWR and elevated gain with optimum take-off and reception, the Sentinel Hex Beam stands alone in performance and price comparability. Made in the USA , the Sentinel Hex Beam series of Amateur radio antennas are built to stay together; providing you years of solid operation on the band s of your choice, in any weather conditions. Punching through has never been easier with a Sentinel. Our Hex Beams take radio operation, and communication, to the next level. Built to last! Engineered to out preform!