electronic devices 3 min read
Operation and Uses of Integrated Circuits
We know that an integrated circuit (see Construction of an Integrated Circuit) is basically a combination of diodes, transistors, and microprocessors…
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electronic devices 4 min read
How to Make AC to DC
how does a rectifier work in our previous article and know that a rectifier diode allows the conduction of electric current…
electronic devices 3 min read
Make Your Greeting Card Sing
Want to surprise your dear one by sending a self made musical greeting card? A little knowledge of electronics and…
electronic devices 7 min read
Understanding Small Signal NPN and PNP Transistors
Building virtually any electronic circuit from these small signal transistors and their complementary pairs may be feasible. This goes to…
electronic devices 5 min read
Understanding Shunt-Wound DC Motors
Shunt DC Motors operate on direct current. As such, the field windings and armature are connected in a parallel combination,…
electronic devices 6 min read
Build Your Own Home Made Water Level Meter
In one of my previous articles, I discussed how to build a water level controller. There, we have seen how the…
electronic devices 4 min read
Understanding the DC Series Motor
A DC series motor converts electrical energy to mechanical energy. Its principle of operation is based on a simple electromagnetic…
electronic devices 6 min read
Electrical Measuring and Testing Devices and How to Use Them
Electrical testing and measurement devices can tell you if a circuit or wire is energized as well as tell you…
electronic devices 5 min read
Generating Electricity from a Bicycle Dynamo
The proposed mini-electricity generator project is very simple to build and can be used by students as a school project,…
electronic devices 3 min read
DIY: How to Build a Hand Crank Flashlight
A hand operated flashlight does not need input from sources like wind or sun in order to generate electricity. Just…