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Engineering Projects For You
Free electronics projects, circuit diagrams and software codes available for students and hobbyists. Complete instructions on DIY electronic devices also available. These projects have been tested by EFY and are available with source codes. These are helpful with understanding concepts of electronics including basic components. The projects are designed to be helpful for engineering students and professionals building their own designs and circuits. The projects are also compiled from time to time to provide a single destination for project junkies. Let us know how you feel about the content and any thing you would like us to cover in the future. We hope you enjoy the content on this page!
Compact AI Health Monitoring And Anomaly Detection Device
Early detection of health irregularities helps identify conditions before they develop, allowing timely intervention. Continuous monitoring, however, is not easy without wearable sensors that...
Colour Buddy: Learn Colours With Lights
This system uses a colour-changing LED (RGB LED/tri-colour LED) that switches to a new colour every 5 seconds. Simultaneously, the colour name is displayed...
Bulletproofing Your Product Design For Wireless Products
In wireless product development, how do you select the right communication technologies, from identifying the specific hardware and software to delivering the finished product?
How...
5 Interesting Reference Designs For Sensors
Designing sensors is tough. Ready-made reference designs for industrial, automotive,and health applications help you prototype faster.
Ultrasonic Distance SensorApplicationsOEM BrandIndustrial Multi-sensorApplicationsOEM BrandAdvanced Sensor InterfacingApplicationsOEM BrandCurrent...
24-VAC Power Stage Reference Design
Tired of dealing with 24 VAC power in your thermostat or HVAC design? Here’s a way to get DC power, battery backup, and protection.
Most...
Thermostat Reference Design
A thermostat design that sleeps most of the time, drives HVAC, blinks the LCD in hardware, and can be reused for smart home nodes.
When...
Reference Design For Wireless Energy Monitor System
A Wireless Energy Monitoring System that tracks the energy consumption of the appliances, processes data, and enables remote monitoring and control of home appliances...
Reference Design For Industrial Ethernet
It offers engineers a complete, pre-validated platform for PROFINET IRT-compliant devices, integrating hardware, software, and real-time features to reduce development time and ensure reliable...
Smart Lock Reference Design
Smart locks can quickly drain batteries. The design shows how engineers can make them last longer using low-power electronics and efficient wireless control.
Wireless battery-powered...
High-Speed DC-Coupled RF Receiver Reference Design
Designed for engineers developing advanced communication, radar, and test systems, it offers a ready-to-implement blueprint for building high-performance RF receivers with reduced complexity and...
High-Power RF Amplifier Reference Design
A ready-to-use RF power amplifier reference design delivers up to 100 W across 1.8 MHz to 250 MHz, featuring a reusable PCB layout, optimized...
Bidirectional eFuse Reference Design
The eFuse helps engineers protect high-voltage circuits, monitor current, and connect or disconnect batteries safely. Can this design simplify the eMobility systems?
High-voltage eMobility applications...
Off-Battery Processor Power Reference Design
Car processors need many power rails, but getting them from a 12 V battery is hard. This design shows a way to do it safely...
IO-Link Proximity Sensor Reference Design
A compact, energy-efficient reference design brings IO-Link-enabled optical proximity sensing to industrial automation, combining low power, high reliability, and easy system integration for next-generation...
Human Skin Temperature Sensing Reference Design
Measuring skin temperature in wearables is hard. This reference design shows how to get readings using sensor placement, signal paths, and small boards.
Wearable devices...
Raspberry Pi Video Streaming Over Internet
This project proves that reliable, long-term live video streaming and motion-based surveillance can be achieved using just a Raspberry Pi Zero, a 5MP camera,...
Touch-controlled AC Solid-state Relay
The demand for modern touch-based control systems is rising quickly, driven by their sleek design, ease of use, and lack of mechanical components. This...
Water Level and Temperature Monitoring Using Arduino
This water level and temperature monitoring system uses contact or non-contact water level sensors along with a probe-type temperature sensor. A digital display provides...