The basic function of a comparator circuit is to accept a linear voltage input and produce a digital output, giving a quick information regarding which one input has higher potential […]
741 IC Circuits
4 Tested Clap Switch Circuits
A clap switch circuit is a device that will toggle a connected load ON/OFF in response to your clap sounds? The article is presented exactly for this purpose. Here we […]
4 Simple Motion Detector Circuits using PIR
A PIR motion sensor alarm is a device which detects the infrared radiation from a moving human body and triggers an an audible alarm. The post discuses 4 simple motion […]
Remote Control Tester Circuit
We all use remote control handsets for controlling various household devices such as TV, AC, Music systems, curtains etc, and sometimes we seem to have problems with these devices, or […]
18650 2600mAh Battery Datasheet and Working
In this article we will try to understand the main specifications and datasheet of the Li-Ion cell 18650 2600 mAh, which is one of the most popular Li-ion batteries, and […]
How to Make a Simple Milliohm Tester Circuit
I wanted a milliohm tester circuit that could be used to measure resistance on printed circuit boards to track down shorted components. I looked at several designs and combined several […]