There you are at the surplus store, staring into the bin of faded orange, yellow, red, and black, boxes–a treasure trove of vintage vacuum tubes—dreaming about building a tube amp …read more (https://hackaday.com/2025/09/14/this-board-helps-you-prototype-circuits-with-tubes/)

Reverse-Engineering Aleratec CD Changers for Archival Use
https://hackaday.com/2025/09/14/reverse-engineering-aleratec-cd-changers-for-archival-use/

Handling large volumes of physical media can be a bit of a chore, whether it’s about duplication or archiving. Fortunately this is a perfect excuse for building robotic contraptions, with …read more (https://hackaday.com/2025/09/14/reverse-engineering-aleratec-cd-changers-for-archival-use/)

Retro x86 with 486Tang
https://hackaday.com/2025/09/14/retro-x86-with-486tang/

Tang FPGA boards are affordable, and [nand2mario] has been trying to get an x86 core running on one for a while. Looks like it finally worked out, as there is …read more (https://hackaday.com/2025/09/14/retro-x86-with-486tang/)

Hackaday Links: September 14, 2025
https://hackaday.com/2025/09/14/hackaday-links-september-14-2025/

Is it finally time to cue up the Bowie? Or was the NASA presser on Wednesday announcing new findings of potential Martian biosignatures from Perseverance just another in a long …read more (https://hackaday.com/2025/09/14/hackaday-links-september-14-2025/)

e-Waste and Waste Oil Combine to Make Silver
https://hackaday.com/2025/09/14/e-waste-and-waste-oil-combine-to-make-silver/

As the saying goes, “if it can’t be grown, it has to be mined”– but what about all the metals that have already been wrested from the bosom of the …read more (https://hackaday.com/2025/09/14/e-waste-and-waste-oil-combine-to-make-silver/)

UTF-8 Is Beautiful
https://hackaday.com/2025/09/14/utf-8-is-beautiful/

It’s likely that many Hackaday readers will be aware of UTF-8, the mechanism for incorporating diverse alphabets and other characters such as 💩 emojis. It takes the long-established 7-bit ASCII …read more (https://hackaday.com/2025/09/14/utf-8-is-beautiful/)

Original Mac Limitations Can’t Stop You from Running AI Models
https://hackaday.com/2025/09/15/original-mac-limitations-cant-stop-you-from-running-ai-models/

Modern retrocomputing tricks often push old hardware and systems further than any of the back-in-the-day developers could have ever dreamed. How about a neural network on an original Mac? [KenDesigns] …read more (https://hackaday.com/2025/09/15/original-mac-limitations-cant-stop-you-from-running-ai-models/)

USB-C PD Decoded: A DIY Meter and Logger for Power Insights
https://hackaday.com/2025/09/15/usb-c-pd-decoded-a-diy-meter-and-logger-for-power-insights/