When we go to the cinema and see a film in 2022, it’s very unlikely that what we’re seeing will in fact be a film. Instead of large reels of …read more (https://hackaday.com/2022/04/05/how-did-dolby-digital-sound-work-on-film/)

Wireless Bootloader Saves You From Swapping ROM Chips
https://hackaday.com/2022/04/05/wireless-bootloader-saves-you-from-swapping-rom-chips/

Flashing your code into an Arduino, an ESP32 or any other modern microcontroller platform is pretty straightforward: connect the device through USB, fire up the appropriate software platform, and press …read more (https://hackaday.com/2022/04/05/wireless-bootloader-saves-you-from-swapping-rom-chips/)

Hacker Dictionary: RS-485 Will Go the Distance
https://hackaday.com/2022/04/05/hacker-dictionary-rs-485-will-go-the-distance/

RS485 is a communication standard that should be part of the advanced hardware hacker’s arsenal; it’s not commonly encountered, but powerful exactly when you need it. It’s a physical layer …read more (https://hackaday.com/2022/04/05/hacker-dictionary-rs-485-will-go-the-distance/)

A Simple Linear Power Supply, Done Well
https://hackaday.com/2022/04/05/a-simple-linear-power-supply-done-well/

When reaching for a power supply design it’s normal here in 2022 to reach for a switching design. They’re lightweight, very efficient, and often available off-the-shelf at reasonable prices. Their …read more (https://hackaday.com/2022/04/05/a-simple-linear-power-supply-done-well/)

Magpies Help Each Other Escape Tracking Devices With This One Weird Trick
https://hackaday.com/2022/04/05/magpies-help-each-other-escape-tracking-devices-with-this-one-weird-trick/

Scientists who work with animals love to track their movements. This can provide interesting insights on everything from mating behaviour, food sources, and even the way animals behave socially – …read more (https://hackaday.com/2022/04/05/magpies-help-each-other-escape-tracking-devices-with-this-one-weird-trick/)

Solder Pot from the Kitchen
https://hackaday.com/2022/04/05/solder-pot-from-the-kitchen/

We aren’t shy of dangerous projects, but, then again, a large cooking pan full of lead solder might be a bit much, even for us. It goes without saying that …read more (https://hackaday.com/2022/04/05/solder-pot-from-the-kitchen/)

LED Filaments Make a Retro Clock Without Any Retro Parts
https://hackaday.com/2022/04/05/led-filaments-make-a-retro-clock-without-any-retro-parts/

We love clock projects here at Hackaday, and we’ve seen many beautiful designs based on a wide variety of display technologies. There are various types of glass tubes like Nixies, …read more (https://hackaday.com/2022/04/05/led-filaments-make-a-retro-clock-without-any-retro-parts/)

A 3D Printed 35mm Movie Camera
https://hackaday.com/2022/04/05/a-3d-printed-35mm-movie-camera/