What is software defined radio (SDR) and how does it benefit modern communications and RF applications? RF/microwave PCB design for Radar and SDRs. Challenges of SDR PCB design and ways to overcome ...

A software-defined radio (SDR) uses a general-purpose computer processor to perform aspects of digital signal processing in place of analog circuit hardware. This allows for greater flexibility in ...

Just a few decades ago, getting into hobby radio meant lots of specialty hardware, and making changes to your setup to work on various frequencies wasn’t particularly easy. Since software-defined ...

I needed to come up with a communications device to transmit a handful of bytes, every hour, from a small off-grid solar system to my shop about 150 feet away. The first thought was Wi-Fi, but I ...

In a world with software-defined radios and single-chip receivers, a superheterodyne shortwave radio might not exactly score high on the pizzazz scale. After all, people have been mixing, filtering, ...

What makes a Raspberry Pi project tactical? Maker and developer Media-Grizzly has their own ideas with this cool, portable Pi-powered software-defined radio (SDR) system they built from scratch dubbed ...

A nonprofit organization based in the U.S. is supplying Ukrainian forces with advanced electronic warfare gear assembled from simple off-the-shelf components. The secret is a new technology known as ...