In this article we will discuss 7 useful yet simple automatic street light circuits using 220 V relays and solar panel. All the presented circuits can be used for automatically […]
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Videos – Circuit Test Results
3:22 How to Test a Mosfet with a Multimeter 6 views 6 hours ago 0:48 Simple Arduino Siren Circuit 6 views 1 day ago 1:25 Simple Laser Remote Control Circuit […]
Timer Based Cell Phone Charger Circuit
A simple cell phone charger with timer circuit is presented in the following article, which could be used for charging a given Mobile phone for a specified predetermined length of […]
How to Set IC 741 for Auto Cut-oFF
The post explains how to set or adjust an opamp 741 IC based battery charger circuit for implementing an automatic cut-off for the connected battery once it reaches the full-charge […]
12V LED Backpack Power Supply Circuit
In this article we learn to make a simple 12v LED backpack power supply circuit for powering a 36watt LED lamp, which includes appropriately wired integrated sockets for enabling the […]
How to Make a Solar Panel Optimizer Circuit
The proposed solar optimizer circuit can be used for getting the maximum possible output in terms of current and voltage from a solar panel, in response to the varying sun […]