The MAX4466 microphone amplifier module is a very versatile and easy-to-use microphone amplifier module. As the name suggests it is based on the MAX4466 amplifier chip from Analog Devices. It offers a ...

An RFID-based attendance system transforms the tedious task of manual attendance tracking into an automated, error-free process. What makes this project particularly exciting is how a few inexpensive ...

An Arduino oscilloscope is an essential electronic test device that monitors the steady change of electrical voltage using two-dimensional graphs, displaying voltage changes over time on the vertical ...

Looking for a simple circuit to control the light intensity of Light Emitting Diodes (LEDs) or similar lighting sources? Here is an Arduino based circuit with three independent pulse width modulated ...