Like most waves in the electromagnetic spectrum, radio waves tend to bounce off of various objects. This can be frustrating to anyone trying to use something like a GMRS or …read more (https://hackaday.com/2024/04/29/diy-passive-radar-system-verifies-ads-b-transmissions/)

Farewell MFJ
https://hackaday.com/2024/04/29/farewell-mfj/

We were sad to hear that after 52 years in operation, iconic ham radio supplier MFJ will close next month. On the one hand, it is hard not to hear …read more (https://hackaday.com/2024/04/29/farewell-mfj/)

VAR Is Ruining Football, and Tech Is Ruining Sport
https://hackaday.com/2024/04/29/var-is-ruining-football-and-tech-is-ruining-sport/

Another week in football, another VAR controversy to fill the column inches and rile up the fans. If you missed it, Coventry scored a last-minute winner in extra time in …read more (https://hackaday.com/2024/04/29/var-is-ruining-football-and-tech-is-ruining-sport/)

Make 3D Scenes With a Holodeck-Like Voice Interface
https://hackaday.com/2024/04/29/make-3d-scenes-with-a-holodeck-like-voice-interface/

The voice interface for the holodeck in Star Trek had users create objects by saying things like “create a table” and “now make it a metal table” and so forth, …read more (https://hackaday.com/2024/04/29/make-3d-scenes-with-a-holodeck-like-voice-interface/)

Upgrade Your Test Probes
https://hackaday.com/2024/04/29/upgrade-your-test-probes/

HF Back Probes with protective tip covers on.
" data-medium-file="https://hackaday.com/wp-content/uploads/2024/04/probe1.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2024/04/probe1.png?w=766">One of the most basic tools for tinkering with electronics is a multimeter. Today, even a cheap meter has capabilities that would have been either very expensive or unobtainable back …read more (https://hackaday.com/2024/04/29/upgrade-your-test-probes/)

A CH552G Devboard In Case You Missed It
https://hackaday.com/2024/04/29/a-ch552g-devboard-in-case-you-missed-it/

We might just never get tired of covering cool small cheap MCUs, and CH552G sure fits this description. Just so you know, here’s a Hackaday.io project you should check out …read more (https://hackaday.com/2024/04/29/a-ch552g-devboard-in-case-you-missed-it/)

Tiny Arduino Drone Even Has an FPV Camera
https://hackaday.com/2024/04/29/tiny-arduino-drone-even-has-an-fpv-camera/

In the turmoil of today’s world, drones are getting bigger, badder, and angrier. [Max Imagination] has gone the other way with his work, though, building a teeny Arduino drone that …read more (https://hackaday.com/2024/04/29/tiny-arduino-drone-even-has-an-fpv-camera/)

This Is How a Pen Changed the World
https://hackaday.com/2024/04/29/this-is-how-a-pen-changed-the-world/