Most often ultrasonic transducers are used for distance measurements, and in the DIY world, usually as a way for robots to detect obstacles. But for a weekend project, [Vinod.S] took the ultrasonic ...

GatesAir is suspending the sale of new AM transmitters. When a prominent radio engineer passed along word to Radio World that he’d sought a quote from the manufacturer on a new transmitter but was ...

The author is former managing partner of Hatfield & Dawson Consulting Engineers and is a senior consultant to the firm. While cell site towers and monopole masts have long been potential nuisances and ...

Looking for best practices on how to ensure that your AM radio station’s transmitters are properly maintained? You may want to pen in May 16 on your calendar, as Nautel will hold a webinar to discuss ...

In response to the Nov. 2 letter claiming that new radio antenna towers to be located in the Snohomish valley will cause a health risk: It is simply not true. A report that was submitted to the ...

There are not many AM transmitters that are easier to build than this one because the inductor is not tapped and has a single winding. There is no need to wind the inductor as it is a readily ...

Offered as singular, miniature hybrid devices, the AMRT4 and AMRT5 radio modules integrate a complete AM transmitter. The modules are designed to simplify the deployment of wireless data transmission ...

The chances are that many of you will have made an FM “bug” style transmitter, a simple one-transistor oscillator usually driven by a small electret microphone. It’s also relatively straightforward to ...