The Arduino Oscilloscope is a DIY electronic diagnostic tool designed to visualize electrical signals in real-time. This project combines custom firmware, a dedicated PCB layout, and a structured hardware schematic to transform a standard Arduino microcontroller into a functional, portable oscilloscopeAssets included in a single PDF - Main code file in txt format, wiring schematic, custom pcb schematic & pcb trace guidesProject Components -Custom Firmware (.ino): The core logic programmed for the Arduino to handle high-speed analog-to-digital conversion and data processing.Precision PCB Design: A professional-grade Printed Circuit Board layout designed to reduce signal noise and provide a stable mounting platform for all components.Detailed Hardware Schematic: A comprehensive wiring guide that outlines the connections between the Arduino, input probes, and power management circuits.Key Features -Real-Time Waveform Visualization: Capable of capturing and displaying analog signals for debugging and educational purposes.Optimized Signal Path: The PCB design utilizes dedicated traces to ensure signal integrity from the input source to the microcontroller.Compact DIY Form Factor: Engineered to be a space-saving alternative to bulky benchtop equipment, suitable for hobbyist electronics and field testing.Standard Arduino Integration: Designed to be compatible with common Arduino boards, making it accessible for makers and engineering students