This presented refrigerator door open alarm circuit which alerts you after a period of time whenever your refrigerator door is left open. This circuit becomes very handy, because in case […]
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How to Make a Barcode Security Lock Circuit
A simple barcode security lock circuit or barcode scanner circuit is explained in the following article using just a handful of ordinary components such as an op amp, an LDR […]
Incubator Reverse Forward Motor Controller Circuit
In this post we learn a reverse forward timer circuit for operating an incubator motor mechanism with a preferred set of movements. The idea was requested by Mr. Anwar Technical […]
Motorcycle Voltage Regulator Circuits
The article below explains a compilation of simple yet accurate motorcycle voltage regulator circuits, which can be used for regulating the varying alternator voltage into a fixed DC voltage. Voltage […]
3 Phase Brushless (BLDC) Motor Driver Circuit
In this post we learn how to make a simple 3 phase brushless DC motor driver circuit. The circuit employs the popular IRS2330 3-phase driver IC The presented idea looks […]
Optimizing Grid, Solar Electricity with Inverter
The post discusses a circuit method which may be used to automatically switch and adjust the stronger counterpart amongst the solar panel, battery and the grid such that the load […]