Just like the clock clock of old, there’s something magical about a giant wall of smaller pieces working together to make a larger version of that thing. The E-Paper Wall …read more (https://hackaday.com/2023/03/15/e-paper-wall-paper/)

Retrotechtacular: Military Graphics in the 1960s
https://hackaday.com/2023/03/15/retrotechtacular-military-graphics-in-the-1960s/

While you might think the military doesn’t have a sense of humor with names. Take the AN/MSQ-19 “automated tactical operations central” for example. (Video, embedded below.) But then, when you …read more (https://hackaday.com/2023/03/15/retrotechtacular-military-graphics-in-the-1960s/)

Voice Without Sound
https://hackaday.com/2023/03/15/voice-without-sound/

Voice recognition is becoming more and more common, but anyone who’s ever used a smart device can attest that they aren’t exactly fool-proof. They can activate seemingly at random, don’t …read more (https://hackaday.com/2023/03/15/voice-without-sound/)

A Smart Home That CAN Do It All
https://hackaday.com/2023/03/15/a-smart-home-that-can-do-it-all/

In an ideal smart home, the explosion of cheap WiFi and Bluetooth chips has allowed hundreds of small wireless devices to control the switches, lights, and everything else required for …read more (https://hackaday.com/2023/03/15/a-smart-home-that-can-do-it-all/)

Laser and Webcam Team Up for Micron-Resolution Flatness Measurements
https://hackaday.com/2023/03/16/laser-and-webcam-team-up-for-micron-resolution-flatness-measurements/

When you want to measure the length, breadth, or depth of an object, there are plenty of instruments for the job. You can start with a tape measure, move up …read more (https://hackaday.com/2023/03/16/laser-and-webcam-team-up-for-micron-resolution-flatness-measurements/)

The X Macro: A Historic Preprocessor Hack
https://hackaday.com/2023/03/16/the-x-macro-a-historic-preprocessor-hack/

If we told you that a C preprocessor hack dated back to 1968, you’d be within your rights to remind us that C didn’t exist in 1968. However, assemblers with …read more (https://hackaday.com/2023/03/16/the-x-macro-a-historic-preprocessor-hack/)

Hackaday Berlin: Final Schedule, Last Call for Tickets, and More
https://hackaday.com/2023/03/16/hackaday-berlin-final-schedule-last-call-for-tickets-and-more/

Hackaday Berlin is just about a week away, and we’ve just put the finishing touches on our preparations. And that includes a snazzy landing page, the full schedule, details on …read more (https://hackaday.com/2023/03/16/hackaday-berlin-final-schedule-last-call-for-tickets-and-more/)

Replacing a Clock IC’s Battery
https://hackaday.com/2023/03/16/replacing-a-clock-ics-battery/