If you know much about radios and espionage, you’ve probably encountered number stations. These are mysterious stations that read out groups of numbers or otherwise encoded messages to… well… someone. …read more (https://hackaday.com/2026/03/30/spy-tech-conflicts-bring-a-new-number-station/)

Tame the Tape: Open-Source Dotterboard for Bulk SMT Parts
https://hackaday.com/2026/03/30/tame-the-tape-open-source-dotterboard-for-bulk-smt-parts/

One of the great things about building electronics today is how affordable SMT components have become — sometimes just fractions of a cent each. That low price often means ordering …read more (https://hackaday.com/2026/03/30/tame-the-tape-open-source-dotterboard-for-bulk-smt-parts/)

Medieval Alhambra’s Pulser Pump and Other Aquatic Marvels
https://hackaday.com/2026/03/30/medieval-alhambras-pulser-pump-and-other-aquatic-marvels/

https://commons.wikimedia.org/wiki/File:Patio_de_los_Arrayanes_Alhambra_02_2014.jpg
" data-image-caption="Reflective pool of the Court of the Myrtles, looking north towards the Comares Tower. (Credit: Tuxyso, Wikimedia)
" data-medium-file="https://hackaday.com/wp-content/uploads/2026/03/Patio_de_los_Arrayanes_Alhambra_02_2014.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2026/03/Patio_de_los_Arrayanes_Alhambra_02_2014.jpg?w=800">Recently the Practical Engineering YouTube channel featured a functional recreation of a pump design that is presumed by some to have been used to pump water up to the medieval …read more (https://hackaday.com/2026/03/30/medieval-alhambras-pulser-pump-and-other-aquatic-marvels/)

Recreating One of the First Hackintoshes
https://hackaday.com/2026/03/30/recreating-one-of-the-first-hackintoshes/

Apple’s Intel era was a boon for many, especially for software developers who were able to bring their software to the platform much more easily than in the PowerPC era. …read more (https://hackaday.com/2026/03/30/recreating-one-of-the-first-hackintoshes/)

Retro Open Source Camera Straight from the ’90s
https://hackaday.com/2026/03/30/retro-open-source-camera-straight-from-the-90s/

In our modern society, we have started to take the humble camera for granted. Perhaps because of this, trendy standalone cameras have started to take off. Unfortunately, most of the …read more (https://hackaday.com/2026/03/30/retro-open-source-camera-straight-from-the-90s/)

This Front Panel Makes Its Own Clean-Edged Drill Guides
https://hackaday.com/2026/03/30/this-front-panel-makes-its-own-clean-edged-drill-guides/

We haven’t seen an instrument panel quite like [bluesyann]’s, which was made by curing UV resin directly onto plywood with the help of a 3D printer and a bit of …read more (https://hackaday.com/2026/03/30/this-front-panel-makes-its-own-clean-edged-drill-guides/)

See The Computers That Powered The Voyager Space Program
https://hackaday.com/2026/03/30/see-the-computers-that-powered-the-voyager-space-program/

Have you ever wanted to see the computers behind the first (and for now only) man-made objects to leave the heliosphere? [Gary Friedman] shows us, with an archived tour of …read more (https://hackaday.com/2026/03/30/see-the-computers-that-powered-the-voyager-space-program/)