Learn how to easily adjust the contrast of a 1602 LCD display using Arduino. In this quick tutorial, I’ll show you a simple trick to control the contrast electronically, without relying solely on the ...

The beginner’s guide for hobbyists and makers unlocks some of the practical secrets behind lightning detection design.

Learn how to create a simple heart rate monitor using an Arduino Pro Mini, PulseSensor, and OLED display. This ...

In many applications of Marx generators, it is very common to introduce additional stray inductance caused by lengthened leads. It will cause the problem of slowing down the rising edge of the pulse, ...

Timely detection of abnormal pulse wave conditions can provide early warnings for cardiovascular emergencies. Strain sensors can detect subtle pulse wave changes, however, they often face a trade-off ...