How-To Geek on MSN

6 smart home devices you can build for cheap with an ESP32 board

ESP, easy as ABC.
Will Cogley on MSN

3D printed Arduino animatronic eye controller build

Here is the controller I designed for my 3D printed animatronic eye mechanisms. The main advantage it has over a traditional gaming controller is the ability to fine-tune a value (such as the openness ...
Hackaday

Building A Heading Sensor Resistant To Magnetic Disturbances

Light aircraft often use a heading indicator as a way to know where they’re going. Retired instrumentation engineer [Don Welch] recreated a heading indicator of his own, using cheap ...