On the surface, the electric grid might seem like a solved piece of infrastructure. But there’s actually been a large amount of computerized modernization going in the background for the …read more (https://hackaday.com/2023/11/29/monitoring-energy-use-and-saving-money/)

Arbitrary Wave Generator For The Raspberry Pi Pico
https://hackaday.com/2023/11/29/arbitrary-wave-generator-for-the-raspberry-pi-pico/

Once upon a time, if you wanted to generate some waveforms, you needed to buy an expensive off-the-shelf function generator or whip up a big pile of analog electronics. Not …read more (https://hackaday.com/2023/11/29/arbitrary-wave-generator-for-the-raspberry-pi-pico/)

Converting Bluetooth Sensors to Zigbee
https://hackaday.com/2023/11/29/converting-bluetooth-sensors-to-zigbee/

With the increase in popularity of Internet of Things (IoT) devices and their need to communicate wirelessly,  there’s been a corresponding explosion of wireless protocols to chose from. Of course …read more (https://hackaday.com/2023/11/29/converting-bluetooth-sensors-to-zigbee/)

Chromium(III) Telluride As Ferromagnetic Material With Tunable Anomalous Hall Effect
https://hackaday.com/2023/11/29/chromiumiii-telluride-as-ferromagnetic-material-with-tunable-anomalous-hall-effect/

Crystal structure of Cr2Te3 thin films. (Credit: Hang Chi et al. 2023)
" data-medium-file="https://hackaday.com/wp-content/uploads/2023/11/Crystal_structure_of_Cr2Te3_thin_films.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2023/11/Crystal_structure_of_Cr2Te3_thin_films.jpg?w=800">Chromium(III) Telluride (Cr2Te3) is an interesting material for (ferro)magnetic applications, with Yao Wen and colleagues reporting in a 2020 Nano Letters paper that they confirmed it to show spontaneous magnetization …read more (https://hackaday.com/2023/11/29/chromiumiii-telluride-as-ferromagnetic-material-with-tunable-anomalous-hall-effect/)

Gesture-Controlled Robot Arm Is A Nifty Educational Build
https://hackaday.com/2023/11/29/gesture-controlled-robot-arm-is-a-nifty-educational-build/

Traditionally, robot arms have been controlled either by joysticks, buttons, or very carefully programmed routines. However, for [Narongporn Laosrisin’s] homebrew build, they decided to go with gesture control instead. The …read more (https://hackaday.com/2023/11/29/gesture-controlled-robot-arm-is-a-nifty-educational-build/)

Open Source Spacecraft Avionics With NASA’s Core Flight System
https://hackaday.com/2023/11/30/open-source-spacecraft-avionics-with-nasas-core-flight-system/

One thing about developing satellites, spacecraft, rovers and kin is that they have a big overlap in terms of functionality. From communication, to handling sensors, propulsion, managing data storage, task …read more (https://hackaday.com/2023/11/30/open-source-spacecraft-avionics-with-nasas-core-flight-system/)

300 Amps Through an Open Source Speed Controller
https://hackaday.com/2023/11/30/300-amps-through-an-open-source-speed-controller/

Sometimes, a little puny matchbox-sized electronic speed controller (ESC) won’t do the job. If you find yourself looking for something heftier, say, in the range of hundreds of amps, you …read more (https://hackaday.com/2023/11/30/300-amps-through-an-open-source-speed-controller/)

Falsified Photos: Fooling Adobe’s Cryptographically-Signed Metadata
https://hackaday.com/2023/11/30/falsified-photos-fooling-adobes-cryptographically-signed-metadata/