In previous episodes of this long-running series looking at the world of high-quality audio, at every point we’ve stayed in the real world of physical audio hardware. From the human …read more (https://hackaday.com/2025/10/28/know-audio-lossy-compression-algorithms-and-distortion/)

2025 Component Abuse Challenge: A Bistable Flip-Flop With A Fuse
https://hackaday.com/2025/10/28/2025-component-abuse-challenge-a-bistable-flip-flop-with-a-fuse/

The flip-flop, in whichever of its several forms you encounter it, is a staple of logic design. Any time that you need to hold onto something, count, or shift bits, …read more (https://hackaday.com/2025/10/28/2025-component-abuse-challenge-a-bistable-flip-flop-with-a-fuse/)

Original E39 Head Unit Modernized
https://hackaday.com/2025/10/28/original-e39-head-unit-modernized/

Although most modern cars have moved to using proprietary components nearly everywhere, especially when it comes to infotainment systems, for a brief moment which peaked in the 90s and 00s …read more (https://hackaday.com/2025/10/28/original-e39-head-unit-modernized/)

Testing Cheap DC Breakers and How to Not Start Fires
https://hackaday.com/2025/10/28/testing-cheap-dc-breakers-and-how-to-not-start-fires/

One characteristic of adding PV solar to homes is a massive increase in high-voltage and high-current DC installations. With this comes a need for suitable breakers, but without the requisite …read more (https://hackaday.com/2025/10/28/testing-cheap-dc-breakers-and-how-to-not-start-fires/)

Web Development in… Pascal?
https://hackaday.com/2025/10/28/web-development-in-pascal/

If you were asked to make an e-commerce website in 2025, what language would you reach for? Show of hands: JavaScript? Go? Pascal? Well, there was at least one taker …read more (https://hackaday.com/2025/10/28/web-development-in-pascal/)

Nikon Small World Competition Announces 2025 Winners
https://hackaday.com/2025/10/28/nikon-small-world-competition-announces-2025-winners/

They say that, sometimes, less is more. That would certainly apply to photomicrography, where you want to take pictures of tiny things. Nikon agrees, and they sponsor the Small World …read more (https://hackaday.com/2025/10/28/nikon-small-world-competition-announces-2025-winners/)

All Hail The OC71
https://hackaday.com/2025/10/29/all-hail-the-oc71/

Such are the breadth of functions delivered by integrated circuits, it’s now rare to see a simple small-signal transistor project on these pages. But if you delve back into the …read more (https://hackaday.com/2025/10/29/all-hail-the-oc71/)

Recreating a Homebrew Game System from 1987
https://hackaday.com/2025/10/29/recreating-a-homebrew-game-system-from-1987/