This Device Controller project based on an 8-bit ATmega328P microcontroller (MCU) can control up to eight devices connected to its electromagnetic relays. The article...
This simple delay timer circuit is used to prevent noise and spike in electrical equipment before switching on the main input supply. Most electrical...
Since the outbreak of COVID-19, it has become essential to regularly monitor the human body temperature without coming into contact with the measuring device...
The circuit presented here uses a crystal oscillator and frequency multiplier to generate a highly-stable carrier signal frequency of 96MHz. With 40mW of RF...
We will design an IR-based contactless thermometer using the MLX90614 sensor. This contactless device can also be used for measuring the environmental temperature or...
This digital photo frame is designed using Arduino Uno. Smartphones with high-resolution cameras and enhanced features have motivated people to click photos of almost...