AC 220v frequency meter counter using arduino with code

Arduino frequency meter course, in this course you’ll learn to design and build a frequency meter using Arduino, a versatile tool for measuring the frequency of electronic signals. We start with the basics of setting up your Arduino board, including wiring essentials and selecting the right components like resistors and displays. You’ll explore coding techniques to program the Arduino to count pulses accurately, calculate frequency, and display it on an LCD or OLED screen. This course covers using interrupts—a critical feature for precise frequency measurement—and explains how to handle high-frequency signals and minimize errors in readings. We’ll also dive into calibration methods to ensure your meter’s accuracy and offer troubleshooting tips to address common issues. By the end, you’ll be equipped to measure a range of signal frequencies for applications in audio, RF, or digital circuits. Perfect for beginners and hobbyists, this course will boost your skills in Arduino programming and electronics, helping you create a reliable and functional frequency meter for various DIY projects.