My first battery-powered radio — a ten-transistor Realtone — came from my Aunt Ina when I was about seven. I used to think I was ten, but the songs from 1973 would be wrong: I distinctly remember ...

Last week, I wrote about the state of the art in radio: Software-defined radios, which use software to do the job that mechanical parts do in older radios. Most, if not all, modern designs incorporate ...

If you cultivate an interest in building radios it’s likely that you’ll at some point make a simple receiver. Perhaps a regenerative receiver, or maybe a direct conversion design, it’ll take a couple ...