Back before cell phones … before video games … before television … even before electric radios, there were crystal radio receivers. In the early 1920s and 1930s, magazines offered instructions on how ...
A staple of starting off in electronics ion years past was the crystal set radio, an extremely simple AM radio receiver with little more than a tuned circuit and a point contact diode as its ...
In this letter, the author responds to the story “Double-Hop Dreams and the Mystery of Long-Distance FM.” Radio World welcomes letters to the editor on this or any story. Email [email protected].
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