Provided you have an NTSC-compatible TV you can build yourself a really inexpensive spectrum analyzer. From there you just need one trivial piece of hardware to complete this build. [Bruce Land] has ...

I see radio waves—with my mind. Well, with my computer and a bit of help from two new products designed to save techheads and small offices thousands of dollars in planning wireless networks. Whether ...

Like most modern radio communications devices, wireless local-area networks (WLANs), RFID tags, and 3G cellular systems rely on complex modulations that require specialized signal-analysis ...

The Hackaday Superconference is all about showcasing the hardware heroics of the Hackaday community. We also have a peer-reviewed journal with the same goal, and for the 2018 Hackaday Superconference ...

Two tools make it easier to plan and troubleshoot the wireless space around WiFi networks: free heat-mapping software and a relatively affordable spectrum analyzer ...