AM radios are relatively simple devices, and building one is a good way to start exploring the world of radio communications. [GreatScott] does exactly this in the video after the break, building both ...

Building radio receivers from scratch is still a popular project since it can be done largely with off-the-shelf discrete components and a wire long enough for the bands that the radio will receive.

Upper Saddle River, N.J. – Integra has introduced a mid-level home-theater receiver with key new home integration and performance features for 2013. The Integra DTR-30.5 is the company’s first ...

The author is a former engineer at WCRB(AM/FM), WSSH and WFGL/WFMP. He has also been a contract engineer and a manufacturer of SCA receivers and EAS equipment for television. I am opposed to the ...

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 ...