This small inductance-meter is what every beginner in electronics should have to start in electronics. Commercial multimeters all include the ohm-meter function, more rarely that of capacitance meter, ...

Blocking or non-blocking read; Supports any number of rows and columns; User defined key mapping; prevents reading the same event twice. A matrix keypad will have some pins or wires that you have to ...

You’ve just finished assembling an electronic project and are ready to power it up, only to realize the battery might be connected backwards. In an instant, a simple mistake can destroy hours of work.

If you have experience with single-supply audio power amplifier circuits, you are probably familiar with the unpleasant and worrying noises emitted by the loudspeaker when the device is turned on and ...

Building a DIY Arduino game controller requires specific hardware components. The table below lists all the components required to build the Arduino Uno game controller project. These components are ...

These light up paper circuit cards were much easier to make than I expected and only need a few inexpensive materials. They're a great way to learn about circuits and electricity. You can make a ...

Abstract: Heart rate that is given by the number of times heart beats per minute is a crucial health parameter that indicates the soundness of the human health. In this project, a real-time heart rate ...

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 ...

Youth ages 10-14 are invited by the EDC in partnership with the Funhouse Commons on Orcas to participate in Arduino coding.

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 ...