Our Circuit Design Calculators for Engineers and Students are free-to-use tools that help you quickly determine key parameters ...

A Reddit user has shared his open-source project named Retro Ruler, which is actually a fun project. This can be used to play games in your classes when it gets boring. With its form factor as a Ruler ...

This DIY focus timer is a combination of functionality with creativity, offering a tool to help track and improve productivity. This customizable design is made possible with the help of 3D printing, ...

Assuming that it is used with a 10-MHz counter/timer, its resolution is roughly 10 µV per count ... or by U1 itself. Using a 555 in this self-resetting mode is unusual but is very handy here. This ...