Simple Ham Radio Antennas

If you're having difficulty in viewing this video, please insert this into your browser search box: https://youtu.be/ztwLdIm6wsM.  A simple, easy to understand tutorial on how to design, build, and use a 40 meter vertical antenna .  Jack Demaree made this video after deciding to repair and rebuild his original 40 meter vertical (the one in the video) after several years of use.  Jack used locally available materials, including a short length of schedule 40 PVC pipe , an aluminum plate, a 30 ft./9.14 meters length of 3 inch/7.62 cm diameter irrigation pipe, 60 quarter wave radials, a top hat consisting of three, 18 inch/45.72 cm rods, and a 50 ohm coaxial cable feedline.  With careful trimming, Jack didn't need an antenna transmatch ("tuner") to cover the 40 meter amateur radio band . This simple 40 meter vertical antenna will also work on the 15 meter amateur radio band, using the 3rd harmonic of 40 meters.  An antenna transmatch would be helpful for this band,