The antenna is the most essential component of the radio equipment and the antennas were first developed by Heinrich Hertz in the year 1888. Later on, the antennas were developed to use for long-distance applications and wireless telegraphy. Moving on with the concept of antenna, Ferdinand Braun invented the concept of antenna array by placing three monopoles in the form of a triangle. So, let's discuss more on the need for an antenna array, antenna array definition, radiation pattern, its gain, … [Read more...]
What is Yagi Uda Antenna : Design, Working & Its Applications
Over a century ago two men independently invented the Yagi-Uda antenna. Ever heard of it? Neither had we before we started looking at the history of the invention. Invented in 1926 by Shintaro Uda of Tohoku Imperial University and Hidetsugu Yagi, Kiyoshi Kawakami, and other colleagues at the same university, it was the first antenna designed to exploit the advantage of receiving signals from multiple directions to cancel out noise or jamming with high gain, high directionality, and uninterrupted … [Read more...]