The hardware was assembled by connecting the Arduino UNO R4 WiFi, the PZEM 004T, the current transformer, and the OLED ...

If you've ever taken a look at the back of your computer, you've no doubt seen the rainbow of holes that make up the different audio ports your motherboard has to offer. You'll also spot many of the ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

A subject rarely found in circuit design textbooks is the matter of nonlinear junction capacitance, especially reverse-bias junction capacitance, also called depletion capacitance. When it is ...

For most people, a computer is a digital electronic device like the laptop on which I am typing this review. There are, however, other types of computers, and one of them is the analog computer. In ...

the Nintendo Switch, PlayStation, and Xbox, have controllers that are equipped with an analog stick that is operated with the left hand. Engineer Aria Salvatrice explains why the controller stick is ...

There is a small section where it says "Schematic" but immediately after that, there is just a circuit image of the potentiometer. And then it says that the schematic of the photo-resistor, but the ...