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Intermediate Projects

Microcontroller-based Speedometer-Cum-Odometer

Tachometer with LED display using Arduino GPS-based Speedometer Digital Speedometer Normally, digital speedometers are found only in luxury cars and high-end motorbikes....

RFID Based Security System

A radio-frequency identification (RFID) based access-control system allows only authorised people to enter a particular area of an establishment. Authorised people are provided with...

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 hardware like the eccentric...

Auto-reversible DC Motor with Speed and Rotation Control

DC motors are widely used in different machines, mechanisms and motion controls in manufacturing and processing industries. In these machines, it is often required...

Ethernet Interface for Automation Systems

Communication with remotely located automation systems is possible via the Internet. A physical communication port with a network is required for this communication. An...

Computerized Universal Timer

This simple and flexible timer is more accurate than the real-time clock of the computer used for the purpose. It can be used in...

Duck Hunt Game Using Arduino And Python

Duck hunt game is a shooting game based on pygame, using Arduino and an accelerometer sensor. In this project a gun pointer is made...

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,...

Water Level Controller-Cum-Motor Protector

Many a time we forget to switch off the motor pushing water into the overhead tank (OHT) in our households. As a result, water...

Long Range FM Transmitter

Several circuits for constructing FM transmitter have been published in EFY. The power output of most of these circuits were very low because no...

PC Based Timer

Timers are very useful both for industrial applications and household appliances. Here is a PC based timer that can be used for controlling the...

Secured Room Access System

Security is a prime concern in our day-to-day life. And access control system forms a vital link in a security chain. The microcontroller based...

Cellphone Operated Land Rover

Conventionally, wireless-controlled robots use RF circuits,which have the drawbacks of limited working range, limited frequency range and limited control. Use of a mobile phone...

Pressure Sensors on Railway Tracks

Every year, thousands of animals die after being hit by trains. Animals on train tracks are dangerous for both animals and the train as...

Simple Event Counter

Microcontroller based miniscule event counter presented here is based on the inexpensive Digispark Attiny development board. One advantage of this design is that any...

FM Booster

An antenna amplifier boosts a radio signal considerably for devices that receive radio waves. Many devices have an RF amplifier stage in their circuitry, that...

Dual-Channel Active AC Analog Probe

Presented here is a low-cost, dual-channel, active AC analog probe. It is suitable for oscilloscopes, multimeters and other analogue measurement equipment. When experimenting with AM...
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