Photodiodes and phototransistors are semiconductor devices which have their p-n semiconductor junction exposed to light through a transparent cover, so that external light can react and force an electrical conduction […]
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9 Useful LDR Circuits Explained
In this post we explore 9 LDR circuit projects that uses LDR light sensor to trigger a load ON/OFF through a relay. These circuits are mostly triggered by the absence […]
Types of Arduino Boards with Specifications
In this post we present a list of around 20 popular Arduino boards that are used by engineering students and professionals for their specific application needs. The types of Arduino […]
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 […]
50 Best Arduino Projects for Final Year Engineering Students
In this post we sort out a list of most popular, 50 hand-picked and best engineering circuit Arduino projects specially created for all aspiring engineers for their final year project […]
5 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 5 simple motion […]