Learn about basic electronic components and their working principles in simple terms. This guide explains the function and importance of resistors, capacitors, diodes, transistors, and integrated circuits used in every electronic device. Understand how these components control current, store energy, and amplify signals to make modern technology work. Ideal for beginners, students, and hobbyists who want to build a strong foundation in electronics.

Learn how to recover data from hard drives with PCB (Printed Circuit Board) failure in this practical, step-by-step course. You’ll understand the causes of electronic failure, how to diagnose PCB faults, and use professional tools to safely recover data from damaged or dead hard drives.