Somehow [hvde] wound up with a CB radio that does AM and SSB on the 11 meter band. The problem was that the radio isn’t legal where he lives. So he decided to change the radio over to work on the 6 ...

As we’ve mentioned previously, the integrity of your vehicle in an era where even your car can have a data connection could be a dubious bet at best. Speaking to these concerns, a soon-to-be published ...

There is a new breed of RF receivers known as software-defined radios, and they are revolutionizing the way in which people listen to shortwave (SW) radio, or indeed any form of radio broadcast. SDRs ...

No doubt most tech and electronic enthusiasts have encountered buzz around SDR, software-defined radio, and asked themselves “what’s the sudden big deal,” if the technology existed for decades? The re ...

In the last installment we looked at the ultrasonic hardware used in the development of a software designed ultrasonic data transmission system we are calling the SDU-X. In this second, and last, ...

Software-defined radio (SDR) is a flexible and high performance signal processing and radio communication system that employs certain software-based modules instead of traditional hardware-based ...

If you haven’t heard about Software-Defined Radio (SDR) by now, you certainly will soon enough. The idea behind SDR has been around for over 30 years, but it’s only recently that it has started to ...