The heat pump has become a common fixture in many parts of modern life. We now have reverse-cycle air conditioning, heat pump hot water systems, and even heat pump dryers. …read more (https://hackaday.com/2026/02/05/big-heat-pumps-are-doing-big-things/)

DIY Macropad Rocks a Haptic Feedback Wheel
https://hackaday.com/2026/02/05/diy-macropad-rocks-a-haptic-feedback-wheel/

Macropads can be as simple as a few buttons hooked up to a microcontroller to do the USB HID dance and talk to a PC. However, you can go a …read more (https://hackaday.com/2026/02/05/diy-macropad-rocks-a-haptic-feedback-wheel/)

Toybox Tractor: Plywood, Lathe Hacks, and 350W of Fun
https://hackaday.com/2026/02/05/toybox-tractor-plywood-lathe-hacks-and-350w-of-fun/

When you think of a toy tractor, what probably comes to mind is something with fairly simple lines, maybe the iconic yellow and green, big rear tires, small front ones. …read more (https://hackaday.com/2026/02/05/toybox-tractor-plywood-lathe-hacks-and-350w-of-fun/)

Gimmick Sunglasses Become Easy Custom Helmet Visor
https://hackaday.com/2026/02/05/gimmick-sunglasses-become-easy-custom-helmet-visor/

[GizmoThrill] shows off a design for an absolutely gorgeous, high-fidelity replica of the main character’s helmet from the video game Satisfactory. But the best part is the technique used to …read more (https://hackaday.com/2026/02/05/gimmick-sunglasses-become-easy-custom-helmet-visor/)

A Deep Dive Into Inductors
https://hackaday.com/2026/02/05/a-deep-dive-into-inductors/

[Prof MAD] runs us through The Hidden Power of Inductors — Why Coils Resist Change. The less often used of the passive components, the humble and mysterious inductor is the …read more (https://hackaday.com/2026/02/05/a-deep-dive-into-inductors/)