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/

We often take for granted how easy it is to get information in today’s modern, Internet-connected world. Especially around electronics projects, datasheets are generally a few clicks away, as are …read more (https://hackaday.com/2025/10/29/recreating-a-homebrew-game-system-from-1987/)

Expert Systems: The Dawn of AI
https://hackaday.com/2025/10/29/expert-systems-the-dawn-of-ai/

We’ll be honest. If you had told us a few decades ago we’d teach computers to do what we want, it would work some of the time, and you wouldn’t …read more (https://hackaday.com/2025/10/29/expert-systems-the-dawn-of-ai/)

Restoring the E&L MMD-1 Mini-Micro Designer Single-Board Computer from 1977
https://hackaday.com/2025/10/29/restoring-the-el-mmd-1-mini-micro-designer-single-board-computer-from-1977/

Over on YouTube [CuriousMarc] and [TubeTimeUS] team up for a multi-part series E&L MMD-1 Mini-Micro Designer Restoration. The E&L MMD-1 is a microcomputer trainer and breadboard for the Intel 8080. …read more (https://hackaday.com/2025/10/29/restoring-the-el-mmd-1-mini-micro-designer-single-board-computer-from-1977/)

This Reactor is on Fire! Literally…
https://hackaday.com/2025/10/29/this-reactor-is-on-fire-literally/

If I mention nuclear reactor accidents, you’d probably think of Three Mile Island, Fukushima, or maybe Chernobyl (or, now, Chornobyl). But there have been others that, for whatever reason, aren’t …read more (https://hackaday.com/2025/10/29/this-reactor-is-on-fire-literally/)

2025 Component Abuse Challenge: The Opto Flasher
https://hackaday.com/2025/10/29/2025-component-abuse-challenge-the-opto-flasher/

There’s a part you’ll find in almost every mains powered switch mode power supply that might at first appear to have only one application. An optocoupler sits between the low …read more (https://hackaday.com/2025/10/29/2025-component-abuse-challenge-the-opto-flasher/)

FLOSS Weekly Episode 853: Hardware Addiction; Don’t Send Help
https://hackaday.com/2025/10/29/floss-weekly-episode-853-hardware-addiction-dont-send-help/

This week Jonathan and Rob chat with Cody Zuschlag about the Xen project! It’s the hypervisor that runs almost everywhere. Why is it showing up in IoT devices and automotive? …read more (https://hackaday.com/2025/10/29/floss-weekly-episode-853-hardware-addiction-dont-send-help/)