Ken Beckwith is a field engineer with EMF based in Nebraska. Being a hands-on engineer, Ken has done his share of construction over the years. One of his projects was the construction of an ...

While we can’t argue that FM has superior audio quality and digital streaming allows even higher quality in addition to worldwide access, there’s still something magic about hearing a weak and fading ...

There’s a joke in the world of radio that all you need for a HF antenna is a piece of wet string, but the truth is that rudimentary antennas rarely perform well. Random pieces of wire may pull in some ...

AOR USA has added a highly sensitive and directional “loop” antenna to its product line. The LA800 is designed for outdoor use by monitoring enthusiasts. It combines the proven and timeless ...

Marked "AALCO Folding Loop / Made by AALCO Radio Lab. / Chicago / Reg. U.S. Pat. Office." Antenna was designed for neutrodyne or superheterodyne receivers employing indoor loop antennas. Construction ...

Last month I wrote some about making a notch filter for the AM band. However, before you have any signals to notch out, you must first, of course, have some signal to begin with. Let’s talk a little ...