The AM broadcast band doesn’t have a lot of mainstream programming on it across much of the United States today. That’s a shame because a lot of kids got their first taste of radio and electronics by ...

A crystal radio is a common enough science fair project, but the problem is, there isn’t much on anymore. The answer is, of course, obvious: build your own AM transmitter, too. AM modulation isn’t ...

Rajesh Nair is on a global mission to inspire students to experience the same joy he did as a youth in India when he learned how to build a simple crystal radio. Since we last caught up with Nair last ...