Surprise! Shortwave radio as a broadcast medium is holding its own, despite the intrusion of the internet, transmission cutbacks by major broadcasters such as the BBC World Service and Voice of ...

Like almost everything else in electronics, radios are becoming processors with software that communicate via a small amount of RF I/O circuitry. Surely, then, the rise of software-defined radio (SDR) ...

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 ...

[Sjef Verhoeven] still loves radio and enjoys the challenge of listening to radio signals from far away. He wanted to build his own radio and turned to the TEF6686 chip, a device often found in car ...

When you think of a software defined radio (SDR) setup, maybe you imagine an IC or two, maybe feeding a computer. You probably don’t think of a vacuum tube. [Mirko Pavleski] built a one-tube shortwave ...

The announced delays in the rollout of third-generation (3G) wireless communication infrastructure and services, and the increased need to update the existing wireless infrastructure with General ...

With the advent of software defined radio platforms in military aerospace and now more recently in some consumer radio and electronics segments, the usefulness of Field programmable logic (FPGAs) as ...

Overview of software-defined radio principles and an introduction to modern cognitive radio techniques. Fig 1. A conventional legacy radio receiver (a) uses the standard analog superheterodyne ...