Engineering Projects For You

Engineering Projects For You

Free engineering project ideas, circuit diagrams and software codes for students and hobbyists. Complete instructions on DIY electronic devices. EFY tested circuits with source codes.

LME49710 Based Audio Amplifier

Listening to music on a self-made system is great. Good-quality audio amplifier circuits can be constructed with minimum components. Described here is an LME49710 based audio amplifier. Author’s prototype is shown...

Dimming LCD Backlight

Presented here is an LCD power-saving backlight-control circuit. An LCD is used in many projects for indication or information display since it consumes less power and, hence, saves energy. But power...

XBee Interfacing With Raspberry Pi Model 2

XBee Pro (S2) module is an XBee ZB ZigBee Mesh Protocol based wireless transceiver designed by Digi International with an excellent range of 1.6 kilometres (one mile) line of sight (for...

GSM Based messaging Using Arduino

Today, GSM networks are widely-used, whether for making calls or sending SMSes. But some places need urgent messages like in colleges, railway stations, events, share market and so on, and this...
PIC microcontroller projects ideas

World’s Top 20 PIC MCU Project Ideas

For engineers, PIC microcontroller has been a godsend. Most often this is the choice of microcontroller for project implementation. We compiled a list of 20 PIC microcontroller projects ideas for electronics...

Real-Time Multiple Colour Tracking

This project uses the fundamentals of computer vision to track three different colours: red, blue and yellow. When you run this program, a camera window opens up along with the object...

Universal Power Supply

Linear regulators like LM317, LM337, 78xx and 79xx, Zener diodes (1.3W) and reference diodes (e.g., LM336) are quite inexpensive and widely available. So you can use these liberally in power supplies. Sometimes...
humidity sensor

Humidity Sensor: Basics, Usage, Parameters and Applications

Sometimes, after rains, the air feels moist. The water seems to have suspended in the air. However, in certain AC’s you click some buttons and the atmosphere brightens up. How and...

Simple Low-Cost Visitors Counter

Here is a simple and inexpensive visitor counter circuit that you can build easily. Visitor counters available in the market are generally expensive and are based on microcontrollers, which are difficult...

Fastest Finger First System Using Raspberry Pi

Fastest finger first systems are used in school, college and TV contests. The team which presses their push-button switch first is entitled to answer the query. When two or more teams...

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MATLAB projects ideas
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Wireless baby monitor

This wireless baby monitor circuit using FM is designed to operate at a frequency of 100MHz. Its...

Altium Circuit Studio v1.2 now available exclusively from element14 via e Delivery

Be inspired to invent the future with latest update at new, lower price 28 September 2016, Bangalore: element14,...

Kaman Measuring Announces KD-2306Non-ContactDisplacement Sensing System

Easy to use high precision system ideal for integration into industrial control applications Middle town, CT – The...