Introduction Have you ever thought of locating yourself on the blue planet (Earth)? This might be a tough question if you are residing in a new place. But don’t worry, the answer is simple, the GPS. GPS is a tiny device used as a navigation receiver in ships, and aviator, smartphones and many more. In… [Read More]
Electronics
Tutorials on electronics for beginners, hobbyist, and experienced geeks. Electronics is a vast area that covers analog and digital systems. Codrey explains how to build your own analog circuits and transforming them into digital blocks.
Medical Electronics and Health Care Applications
To enhance the life of humans medical devices are critical for making invasive surgeries. Today, every medical equipment uses at least one sensor for healthcare monitoring. To meet the strict demands of medical electronics, various sensors have been incorporated for diagnosing and treatment of spontaneous illness and physiological disorders. In this article, we will explore… [Read More]
15 Consumer Electronics Applications – You Need to Use
Electronics is growing every day and recent trends in embedded systems are also happening with the Internet of things. Home appliances are talking to each other without human intervention. Robots are making home jobs and thus reducing the human effort. Consumer appliances are making life simpler with cutting-edge technologies implemented by top electronic companies like… [Read More]
Different Types of Sensors – Analog and Digital
Sensors have become an integral part of the embedded system. Right from your mobile to security systems installed at home. They are also becoming important for meteorological stations to predict weather parameters like temperature, pressure, humidity, and many more. To interface any sensor to the microcontroller, you have to know the function of the sensor… [Read More]
Electronics and Its Applications
Electronics is an applied form of science that deals with electrons. It handles electric circuits containing active elements, passive elements and other underlying techniques making it as an important part of engineering. The world is growing at a fast rate and it is relevant for the technology enthusiast to upgrade with latest changes happening in… [Read More]
WiFi Relay Module Primer – Part 1
Most modern wireless experimenter kits comes as modules that just plug together rather than individual components. Electronic newbies, practicing engineers, and experienced hands alike are sure to find that these inexpensive modules interesting. Recently I bought a bunch of ready-to-use WiFi Relay Modules (ESP8266 WiFi 5V 1 Channel Relay Delay Module) from eBay. Here I’d… [Read More]
Automatic Fan Switch with PIR Motion Sensor
Here is one interesting circuit of an automatic, passive infrared motion sensor controlled, speed regulator switch for ceiling fans. The circuit, designed for AC230V operation is realized using generally available discrete components, and optimized for generic ceiling fans without any strange electronics on the inside. Working of the circuit is very simple and self-explanatory. When… [Read More]
Simple DVM Voltage Reference
Validating the calibration of an electronic test and measurement instrument such as a digital voltmeter (DVM) is very crucial especially after many years of service. Nowadays, it is easy to build a compact voltage reference with the help of precision voltage reference ICs, and for high-impedance DVMs, the AD584 (http://www.analog.com/AD584) precision programmable voltage reference IC… [Read More]
Nano Digital Volt Meter
Nano Digital Volt Meter is a microcontroller-based simple DIY project for electronics hobbyists and makers. It is a compact digital voltmeter which can incisively measure input dc voltages in 0 to 55V range. The project is built around an Arduino Nano microcontroller board. Another key component is an I2C LCD panel, which is easier to… [Read More]
USB Xmas Candle
Here is a fascinating USB-powered LED Candle armed by the Digispark USB Development Board based on Attiny85 microcontroller. Thanks to Digispark – despite the lilliputian size, it’s packed with capabilities, and apart from having fewer I/O pins it can do most of what the microcontroller in the Arduino can do. Further, you can program it… [Read More]