Perhaps the most famous of software-defined radios is the RTL-SDR, which is very cheap because it’s a digital TV receiver that’s been pressed into service delivering raw I and Q …read more (https://hackaday.com/2026/10/12/wifi-router-does-software-defined-radio/)

Using Kirigami Techniques to Make Functional Designs
https://hackaday.com/2026/10/12/using-kirigami-techniques-to-make-functional-designs/

The variant of origami called kirigami (‘cut paper’ in Japanese) also starts off with a sheet of paper, but it allows for cutting the paper to increase the number of …read more (https://hackaday.com/2026/10/12/using-kirigami-techniques-to-make-functional-designs/)

Emulating a Floppy Drive By Emulating The Drive Itself
https://hackaday.com/2026/10/12/emulating-a-floppy-drive-by-emulating-the-drive-itself/

The Commodore 1541 is famously the floppy drive for the Commodore 64 series of 8-bit computers, and can be found with relative ease. Not so well known is its 1551 …read more (https://hackaday.com/2026/10/12/emulating-a-floppy-drive-by-emulating-the-drive-itself/)

Open Firmware Fixes Dead Onkyo AV Receivers
https://hackaday.com/2026/10/13/open-firmware-fixes-dead-onkyo-av-receivers/

If you’ve been reading Hackaday for any length of time, you’ll know we love seeing hackers replacing the stock firmware on their devices with open source alternatives. Usually this is …read more (https://hackaday.com/2026/10/13/open-firmware-fixes-dead-onkyo-av-receivers/)

A Modern Browser for the PlayStation Portable
https://hackaday.com/2026/10/13/a-modern-browser-for-the-playstation-portable/

The Sony PlayStation Portable, better known as the PSP, is now over two decades old. In its day it was an impressive handheld gaming machine, not least because of the …read more (https://hackaday.com/2026/10/13/a-modern-browser-for-the-playstation-portable/)

The FPGA Chronicles: Ready to Probe
https://hackaday.com/2026/10/13/the-fpga-chronicles-ready-to-probe/

In the last few installments, we looked at using the Tang Nano 20K with both the GOWIN tools and some open-source tools. The open-source tools certainly had the advantage of …read more (https://hackaday.com/2026/10/13/the-fpga-chronicles-ready-to-probe/)

Counting the PET Bottles Needed to Make 1 Kg of Printer Filament
https://hackaday.com/2026/10/13/counting-the-pet-bottles-needed-to-make-1-kg-of-printer-filament/

In countries where PET bottles do not get slapped with an additional fee that induces you to return it for recycling and said fee back, the resulting piles of discarded …read more (https://hackaday.com/2026/10/13/counting-the-pet-bottles-needed-to-make-1-kg-of-printer-filament/)