Explore the fundamental principles of modern electronics in this 29-minute video lecture. Delve into the world of electric circuits, currents, and more as you learn why AC power is preferred over DC, understand the characteristics of AC signals, and discover the three components used to convert AC to DC. Examine how transformers manipulate voltage in AC circuits, investigate the relationship between diodes and current flow, and uncover the role of filter capacitors in holding DC charge. Learn about voltage regulators in DC circuits, audio amplifiers, and the critical importance of filtered capacitors. Gain insights into the inner workings of electronic devices and develop a deeper appreciation for the technology that powers our daily lives.