I have designed and published a variety of battery charger circuits in this website, however the readers often get confused while selecting the right battery charger circuit for their individual […]
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Simple Automatic Plant Watering Circuit for Monitoring Soil Moisture
This automatic plant watering circuit can be used for automatically sensing soil humidity and triggering a water pump when the ground gets parched below a predetermined level (adjustable). Circuit Operation […]
Charging a Small NiMh Battery from Air
In this post we will try to investigate a circuit which can charge a small Ni-Mh battery by extracting free energy from the ether or air. Let’s learn more Discussing […]
Building a Sec Exciter – By Steven Chiverton
One of my friends who is an inventor, a mad scientist and an intense electronic enthusiast Mr. Steven Chiverton is always upto discovering and making intriguing electronic circuits and gadgets. […]
How to Make LED/LDR Opto Coupler
My good friend Mr. Chiverton shared his experience regarding the features of an LDR in comparison to phto-transistors for making opto couplers. Let’s learn what he discovered regarding opto couplers […]
Calculate Battery, Transformer, MOSFET in Inverter
In this post we learn how to correctly calculate inverter parameters with associated stages such as battery and transformer, by calculating the matching the parameters correctly. Introduction Making an inverter […]