Dual Band 2m/70cm 4/5 Element Yagi

I was look for a small compact dual band antenna for 2m /70cm. I came across a design by DK7ZB and can be found here¬†http://www.qsl.net/dk7zb/Duoband/4+5_2m-70cm.htm. The boom is square 19mm x 1m and uses 10mm elements. The boom clamps are 3d printed using black PLA. Below are the measurements using 8mm and 10mm tube. The …

Advertisements