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Wireless Gate Alarm

This wireless gate alarm uses infrared (IR) and 433MHz RF modules. IR transmitter unit emits 36kHz signal and is fitted on one side of...

Arduino Based Digital Capacitance Meter: An Interrupt Based Approach

Capacitive sensors are widely used to measure various physical and chemical process parameters such as displacement, acceleration, thickness, force, pressure, stress, level and humidity....

How to Play with Pancake Vibration Motors

Nowadays numerous electronic devices make use of vibrotactile feedback to increase user interaction with the help of suitable haptic feedback hardwares like the eccentric...

Periodically On-Off Mosquito Repellent

Some of the mosquito repellent available in the market use a toxic liquid to generate poisonous vapours in order to repel mosquitoes out of...

Sunset Lamp

LDR-based automatic lights flicker due to the change in light intensity at dawn and dusk. So compact fluorescent lamps (CFLs) are unsuitable in such...

Automatic School Bell

Consider that a school has a total of eight periods with a lunch break after the fourth period. Each period is 45 minutes long,...
digitalization

Digitalisation: An Imperative For New-Age India

Every once in a while, a new technology or innovative practice takes the world by storm, but soon the technology or practice becomes more...

Smart Emergency Light

An emergency light can come in handy at all sorts of time, especially when there's a power outage. Now you need not fear dark...

Electronic Watch Dog

Here’s an electronic watch dog for your house that sounds to inform you that somebody is at the gate. The circuit comprises a transmitter...

Build Your Own GPS Tracker!

GPS tracker allows you to never lose track of anything by working out exactly where it is. Its an ultimate gadget to prevent a vehicle...

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