The History of Radio
Ham Radio has a long tradition in STEM
We go back to the 1590s ...
Modern "wireless" is born ...
This timeline is courtesy of Antenna Physics: An Introduction by R Zavrel, Jr. W7SX
Since the first transatlantic message 122 years ago radio has been refined immensely. From a room full of equipment radio transceivers are now, well the size of your cellphone. We started out using on off keying (Morse Code), then voice transmissions came along followed by Single Side Band voice operations, video, stereophonic sound and then various modes of digitally encoded voice, video and data.