We’ve all made a few bad PCBs in our time. Sometimes they’re recoverable, and a few bodge wires will make ’em good. Sometimes they’re too far gone and we have …read more (https://hackaday.com/2025/05/04/pcb-renewal-aims-to-make-old-boards-useful-again/)

All-Band Radio Records Signals, Plays MP3s
https://hackaday.com/2025/05/04/all-band-radio-records-signals-plays-mp3s/

In these days of everything-streaming, it’s great to see an old school radio build. It’s even better when it’s not old-school at all, but packed full of modern ICs and …read more (https://hackaday.com/2025/05/04/all-band-radio-records-signals-plays-mp3s/)

Hackaday Links: May 4, 2025
https://hackaday.com/2025/05/04/hackaday-links-may-4-2025/

By now, you’ve probably heard about Kosmos 482, a Soviet probe destined for Venus in 1972 that fell a bit short of the mark and stayed in Earth orbit for …read more (https://hackaday.com/2025/05/04/hackaday-links-may-4-2025/)

Train With Morse Master
https://hackaday.com/2025/05/04/train-with-morse-master/

Morse code can be daunting to learn when you’re new to the game, particularly if you need it to pass your desired radio license. However, these days, there are a …read more (https://hackaday.com/2025/05/04/train-with-morse-master/)

Lancing College Shares Critical Design Review for UK CanSat Entry
https://hackaday.com/2025/05/04/lancing-college-shares-critical-design-review-for-uk-cansat-entry/

A group of students from Lancing College in the UK have sent in their Critical Design Review (CDR) for their entry in the UK CanSat project. Per the competition guidelines …read more (https://hackaday.com/2025/05/04/lancing-college-shares-critical-design-review-for-uk-cansat-entry/)

The Convoluted Way Intel’s 386 Implemented its Registers
https://hackaday.com/2025/05/05/the-convoluted-way-intels-386-implemented-its-registers/

https://www.righto.com/2025/05/intel-386-register-circuitry.html
" data-image-caption="The 386’s main register bank, at the bottom of the datapath. The numbers show how many bits of the register can be accessed. (Credit: Ken Shirriff)
" data-medium-file="https://hackaday.com/wp-content/uploads/2025/05/80386_ken_shirriff_registers-labeled.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2025/05/80386_ken_shirriff_registers-labeled.jpg?w=800">The fact that modern-day x86 processors still pretty much support the same operating systems and software as their ancestors did is quite a feat. Much of this effort had already …read more (https://hackaday.com/2025/05/05/the-convoluted-way-intels-386-implemented-its-registers/)

Rayhunter Sniffs Out Stingrays for $30
https://hackaday.com/2025/05/05/rayhunter-sniffs-out-stingrays-for-30/

These days, if you’re walking around with a cellphone, you’ve basically fitted an always-on tracking device to your person. That’s even more the case if there happens to be an …read more (https://hackaday.com/2025/05/05/rayhunter-sniffs-out-stingrays-for-30/)

What Happened to WWW.?
https://hackaday.com/2025/05/05/what-happened-to-www/