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Operation and Uses of Integrated Circuits
We know that an integrated circuit (see Construction of an Integrated Circuit) is basically a combination…
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How to Make AC to DC
how does a rectifier work in our previous article and know that a rectifier diode allows…
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Make Your Greeting Card Sing
Want to surprise your dear one by sending a self made musical greeting card? A…
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Understanding Small Signal NPN and PNP Transistors
Building virtually any electronic circuit from these small signal transistors and their complementary pairs may…
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Understanding Shunt-Wound DC Motors
Shunt DC Motors operate on direct current. As such, the field windings and armature are…
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Build Your Own Home Made Water Level Meter
In one of my previous articles, I discussed how to build a water level controller. There,…
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Understanding the DC Series Motor
A DC series motor converts electrical energy to mechanical energy. Its principle of operation is…
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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…
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Generating Electricity from a Bicycle Dynamo
The proposed mini-electricity generator project is very simple to build and can be used by…
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DIY: How to Build a Hand Crank Flashlight
A hand operated flashlight does not need input from sources like wind or sun in…