The most basic, simple to use diagnostic tool for AM stations is the Modulation Monitor. Inovonics Model 525N displays the most important parameters clearly – and then gives you a lot more. Alan Alsobrook takes a look at the 525N. Following the FCC’s efforts at deregulation, many AM stations have long since allowed […]

At the beginning of wireless communication, early in the 20th Century, amateur operators provided much of the spark of innovation that brought about radio as we know it. Ham operators continue to pursue their hobby, and have some new tools of interest. Mark Shander explains: Long before the advent of the Citizens Band […]

The more you know about your antenna system, the easier it is to get the most out of your signal, in terms of both audio and rf components. As Alan Alsobrook reports we have better tools than ever to see and adjust the load and match from transmitter to antenna. As soon as […]

Here is another in a series of reports by our radio critic Kevin Raper on the radios he has checked out. When I first heard of the Marathon Emergency Task Force Radio (ETFR) my first reaction was “[yawn] Another junk radio labeled as a ‘Survival Radio’ and priced accordingly” – as about 90% […]

It seems like there is some rule, no matter what cell phone company you use, there is a dead spot – exactly where you need the cell service the most. There are solutions though, as Dana Puopolo discovered. My last rental was constructed with stucco over screen construction. As I expected, cellular reception […]

Apple sure has sold a lot of popular electronic items. The iPad was no exception. As with the other Apple products, a robust after-market has developed to provide some additions Apple did not think necessary, among them protective cases and keyboards. One combination stands out and is worth your consideration. Apple produces products […]

This has been a brutal summer for power companies. A nasty storm blacked out a large part of the mid-Atlantic area for days, and then we got reports of nearly 700 million people in India losing power. Is there anything you can do in such situations? When a major emergency breaks out, people […]

In any electronic intensive setting, there are power supplies all over the place. In many homes, there is almost a fight to get a socket to charge your and your family’s phones, MP3 players, GPS devices, tablet computers, etc. There must be some way to recharge without hassles. I hate wall warts. And […]

Dana Puopolo presents another in his series of reviews of various audio-related products. I have always been a fan of listening to music with headphones. I still remember the first time I listened to stereo headphones: It was 1962, I was seven and over at my friend’s house. They had just bought a […]

Whether at the studio or transmitter, proper documentation always saves time and errors. A key part of that is making identifying labels. A new product from Dymo Industrial raises the bar for those labels. It is one of those products that many of us have used all our lives – and it just […]