Explore the versatile world of operational amplifiers (op-amps) in this comprehensive 44-minute video tutorial. Learn about the history, functionality, and applications of these essential analog building blocks. Discover how to configure op-amps into various basic circuits, including voltage followers, inverting and non-inverting amplifiers, and filters. Gain hands-on experience by building a light-sensitive switch and creating a dual power supply from a single source. Understand how to integrate op-amps with Arduino for analog-digital interfacing. Delve into popular op-amp models and their characteristics. Perfect for electronics enthusiasts and makers looking to expand their knowledge of analog circuit design and practical applications.