This month we get started with a question on Yagi antenna elements from Buck, N9RJF, on why the elements are arranged the way they are along the boom. The first work on Yagi antennas goes back to their namesake, Dr. Hidetsugu Yagi, at the University of Tokyo, in 1926. As these ...
After quickly mentioning the importance of an antenna to wireless communications, I shall introduce several antennas invented by pioneers such as Hertz and Marconi et al. After that, a few innovative antenna designs such as Yagi-Uda antenna, slot antenna, microstrip antennas, and frequency-...
Array antennas began in 1926 with the invention of the Yagi-Uda three element endfire array in Japan. Phased arrays, capable of non-mechanical beam steering, began in the mid-1930's with the MUSA (Multiple Unit Steerable Antenna) system used by AT&T for trans-Atlantic circuits. Other "...