This article is intended to introduce the beginner to the interesting and challenging art of high frequency radio design. It is also intended to entice the seasoned professional to take a deeper look ...

Affiliates of the public radio satellite system in the United States are in the process of completing a major receiver switchover. The project involved deployment of XDS headend hardware and the XDSv7 ...

iBiquity Digital has detailed the latest adoption numbers for its HD Radio technology. Over 12 million HD Radio receivers have been sold, with over 10 million factory-installed in new cars or auto ...

[QRP Gaijin] likes to build regenerative receivers. If you’ve ever built a serious one, you know there are (at least) two problems: One is you need a variable capacitor (hard to find these days). The ...

While it hardly qualifies as cutting-edge technology, the project described here did provide a solution to an annoying problem I have faced several times: How do you get a decent off-air signal from ...

Technology development seems to be accelerating, and that includes in the field of vehicle infotainment. However, some older technology could remain, as lawmakers may require automakers to include AM ...

As discussed in Part 1 of this series, as the frequency of a single or coupled tuned circuits is increased, the selectivity decreases to the point that there may be insufficient selectivity at the ...