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 ...

The author is vice president of business development for Orban Labs Inc. Over the last 20 years or so, I have put in several FM master antenna systems in various broadcast facilities, to drive ...

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 ...