A new modulation technique for AM broadcasting was demonstrated by industry pioneer Mike Dorrough at a recent meeting of SBE Chapter 43 in Sacramento. The Advanced Modulation System offers to increase ...

Here’s a question: when did you last listen to an AM radio station? If your answer is “recently”, chances are you are in the minority. You might ask: why should you listen to AM? And you’d have a ...

While fewer and fewer people are listening to FM radio today, it was hot stuff amid its widespread rollout during the late 1930s and early 40s. Short for frequency modulation, FM’s appeal compared to ...

The Federal Communications Commission (FCC) in 2021 approved the FM band for use on CB radios – arguably the biggest change in decades, and one that sent radio suppliers back to the engineering room ...

Can you believe AM radio is still around? Me and a few others still do use it. I listen mostly in the car for traffic, weather, and news, though sometimes I listen to talk programs on a small AM/FM ...

FM radio works the same way that AM radio works. The difference is in how the carrier wave is modulated, or altered. With AM radio, the amplitude, or overall strength, of the signal is varied to ...

It was 2025, and the world of audio entertainment had evolved into a sprawling digital landscape. Streaming giants like Spotify, Apple Music and Pandora were kings, while podcast networks and ...