[mircemk] shows how to create a simple non-contact proximity sensor using little more than an Arduino Nano board, and a convenient software library intended to measure the value of capacitors. …read more (https://hackaday.com/2024/07/01/diy-proximity-sensor-using-just-scrap-parts-and-software/)

SIMD-Accelerated Computer Vision on the ESP32-S3
https://hackaday.com/2024/07/01/simd-accelerated-computer-vision-on-the-esp32-s3/

One of the fun parts of the ESP32-S3 microcontroller is that it got upgraded to the newer Cadence Xtensa LX7 processor core, which turns out to have a range of …read more (https://hackaday.com/2024/07/01/simd-accelerated-computer-vision-on-the-esp32-s3/)

So Much Going On In So Few Components: Dissecting A Microwave Radar Module
https://hackaday.com/2024/07/01/so-much-going-on-in-so-few-components-dissecting-a-microwave-radar-module/

In the days before integrated circuits became ubiquitous, providing advanced functionality in a single package, designers became adept at extracting the maximum use from discrete components. They’d use clever circuits …read more (https://hackaday.com/2024/07/01/so-much-going-on-in-so-few-components-dissecting-a-microwave-radar-module/)

Meccano-based Hellschreiber Machine
https://hackaday.com/2024/07/02/meccano-based-hellschreiber-machine/

[ZXGuesser] has pulled off a true feat of Meccano engineering: building a Meccano Hellschreiber machine. The design is a close replica of the original Siemens Feld-Hell machine as documented here. …read more (https://hackaday.com/2024/07/02/meccano-based-hellschreiber-machine/)

Fork! Ladybird Browser and SerenityOS To Go Separate Ways
https://hackaday.com/2024/07/02/fork-ladybird-browser-and-serenityos-to-go-separate-ways/

In the monthly Ladybird Browser update video which we’ve placed below, SerenityOS founder [Andreas Kling] announced an interesting development. The browser has been forked from the OS that has been …read more (https://hackaday.com/2024/07/02/fork-ladybird-browser-and-serenityos-to-go-separate-ways/)

Keebin’ with Kristina: the One with the Tasty Snacks Board
https://hackaday.com/2024/07/02/keebin-with-kristina-the-one-with-the-tasty-snacks-board/

[MakerM0]’s LangCard is an entry into our 2024 Business Card Challenge that just so happens to fit the Keebin’ bill as well. You might label this a pocket cyberdeck, and …read more (https://hackaday.com/2024/07/02/keebin-with-kristina-the-one-with-the-tasty-snacks-board/)

USB PD On CH32V003 Teaches You Everything
https://hackaday.com/2024/07/02/usb-pd-on-ch32v003-teaches-you-everything/

How do you talk USB Power Delivery (PD)? Grab a PHY? Use a MCU with one built-in? Well, if you’re hardcore enough, you can do it with just a few …read more (https://hackaday.com/2024/07/02/usb-pd-on-ch32v003-teaches-you-everything/)

Access To Fresh And Potable Water: An Ancient And Very Current Challenge
https://hackaday.com/2024/07/02/access-to-fresh-and-potable-water-an-ancient-and-very-current-challenge/