As widespread as 3D printing with stereolithography (SLA) is in the consumer market, these additive manufacturing (AM) machines are limited to a single UV light source and the polymerization of …read more (https://hackaday.com/2024/04/22/dual-wavelength-sla-3d-printing-fast-continuous-printing-with-romp-and-rfp-resins/)

Reverse Engineering the Quansheng Hardware
https://hackaday.com/2024/04/23/reverse-engineering-the-quansheng-hardware/

In the world of cheap amateur radio transceivers, the Quansheng UV-K5 can’t be beaten for hackability. But pretty much every hack we’ve seen so far focuses on the firmware. What …read more (https://hackaday.com/2024/04/23/reverse-engineering-the-quansheng-hardware/)

Your Smart TV Does 4K, Surround Sound, Denial-of-service…
https://hackaday.com/2024/04/23/your-smart-tv-does-4k-surround-sound-denial-of-service/

Any reader who has bought a TV in recent years will know that it’s now almost impossible to buy one that’s just a TV. Instead they are all “smart” TVs, …read more (https://hackaday.com/2024/04/23/your-smart-tv-does-4k-surround-sound-denial-of-service/)

Programming Ada: First Steps on the Desktop
https://hackaday.com/2024/04/23/programming-ada-first-steps-on-the-desktop/

Who doesn’t want to use a programming language that is designed to be reliable, straightforward to learn and also happens to be certified for everything from avionics to rockets and …read more (https://hackaday.com/2024/04/23/programming-ada-first-steps-on-the-desktop/)

An Elbow Joint That Can
https://hackaday.com/2024/04/23/an-elbow-joint-that-can/

We’re not certain whether [Paul Gould]’s kid’s prosthetic elbow joint is intended for use by a real kid or is part of a robotics project — but it caught our …read more (https://hackaday.com/2024/04/23/an-elbow-joint-that-can/)

Amazon Ends California Drone Deliveries While Expanding to Arizona
https://hackaday.com/2024/04/23/amazon-ends-california-drone-deliveries-while-expanding-to-arizona/

When Amazon started its Prime Air drone delivery service in 2022, it had picked College Station (Texas) and Lockeford (California) as its the first areas where the service would be …read more (https://hackaday.com/2024/04/23/amazon-ends-california-drone-deliveries-while-expanding-to-arizona/)

80s Function Generator is Both Beauty and Beast
https://hackaday.com/2024/04/23/80s-function-generator-is-both-beauty-and-beast/

You know how the saying goes — they don’t make them like this anymore. It’s arguably true of pretty much any electronic device given the way technology changes over time, …read more (https://hackaday.com/2024/04/23/80s-function-generator-is-both-beauty-and-beast/)