Even in 2025 there are still many applications for a simple Disk Operating System (DOS), whether this includes running legacy software (including MS-DOS games & Windows 3.x), or (embedded) systems …read more (https://hackaday.com/2025/04/08/freedos-1-4-released/)
Designing A Tone Control Properly
https://hackaday.com/2025/04/08/designing-a-tone-control-properly/
https://hackaday.com/2025/04/08/designing-a-tone-control-properly/
Many years ago, audio equipment came with a tone control, a simple RC filter that would cut or boost the bass to taste. As time passed, this was split into …read more (https://hackaday.com/2025/04/08/designing-a-tone-control-properly/)
IBM mainframes are known for very unusual terminals. But IBM made many different things, including the IBM 3151 ASCII terminal, which uses a cartridge to emulate a VT220 terminal. [Norbert …read more (https://hackaday.com/2025/04/08/ascii-to-mainframe/)
Dozens of Solenoids Turn Vintage Typewriter into a Printer
https://hackaday.com/2025/04/08/dozens-of-solenoids-turn-vintage-typewriter-into-a-printer/
https://hackaday.com/2025/04/08/dozens-of-solenoids-turn-vintage-typewriter-into-a-printer/
An electric typewriter is a rare and wonderful thrift store find, and even better if it still works. Unfortunately, there’s not as much use for these electromechanical beauties, so if …read more (https://hackaday.com/2025/04/08/dozens-of-solenoids-turn-vintage-typewriter-into-a-printer/)
Salamander Robot is Squishy
https://hackaday.com/2025/04/08/salamander-robot-is-squishy/
https://hackaday.com/2025/04/08/salamander-robot-is-squishy/
If you want to get started in microfluidic robotics, [soiboi soft’s] salamander is probably too complex for a first project. But it is impressive, and we bet you’ll learn something …read more (https://hackaday.com/2025/04/08/salamander-robot-is-squishy/)
Better Bearings Take the Wobble Out of Premium Scroll Wheel
https://hackaday.com/2025/04/09/better-bearings-take-the-wobble-out-of-premium-scroll-wheel/
https://hackaday.com/2025/04/09/better-bearings-take-the-wobble-out-of-premium-scroll-wheel/
Sitting in front of a computer all day isn’t exactly what the firmware between our ears was tuned to do. We’re supposed to be hunting and gathering, not hunting and …read more (https://hackaday.com/2025/04/09/better-bearings-take-the-wobble-out-of-premium-scroll-wheel/)
Forget Propellers, Embrace Tentacle-based Locomotion
https://hackaday.com/2025/04/09/forget-propellers-embrace-tentacle-based-locomotion/
https://hackaday.com/2025/04/09/forget-propellers-embrace-tentacle-based-locomotion/
Underwater robots face many challenges, not least of which is how to move around. ZodiAq is a prototype underwater soft robot (link is to research paper) that takes an unusual approach …read more (https://hackaday.com/2025/04/09/forget-propellers-embrace-tentacle-based-locomotion/)