If you're having trouble viewing this video, please insert this title link into your browser search box: https://www.youtube.com/watch?v=ZsMEZ4ySLFs. This video from Stan Gibilisco (W1GV) explains the theory, construction, and use of two popular amateur radio quad antennas: the square and the diamond. Either configuration, if built carefully, will perform very well on both HF and VHF/UHF amateur radio bands. A good, basic tutorial. For more information on this and other antennas from Stan, please visit http://www.sciencewriter.net. For the latest Amateur Radio news and events, please check out the blog sidebars. These news feeds are updated daily. Thanks for joining us today! Aloha es 73 de Russ (KH6JRM).