Arduino Battery Capacity Tester
I have retrieved some old laptop batteries to use in my projects. But it is going so difficult to identify the right one in the … Read more
Power Supply Projects
Interfacing ACS712 Current Sensor With Arduino – Measure Current With Arduino
In this article, we will talk about ACS712 Current Sensor and how a “Hall Effect” based current sensor works and how to interface it with … Read more
Auto Cut-Off 3.7 Volt Lithium-Ion Battery Charger Circuit
In today’s project, we will build an Auto Cut-Off Lithium-Ion Battery Charger circuit. As you guys know in one of my previous projects, I made a circuit … Read more
Automatic Changeover Switch Circuit Using 555 Timer IC
All the electrical appliances we use require DC or AC power for their work. We get AC power from mains and DC power from batteries … Read more
AC Dimmer Circuit Using TRIAC
The circuit we are gonna talk about today is TRIAC dimmer or some people call it an AC dimmer circuit. Today we are gonna learn … Read more