Dive into the fundamentals of circuit logic in this 16-minute video from Hackaday's Logic Series. Explore essential concepts including symbols, equations, and practical applications, starting with basic gates like Invert, OR, NOR, AND, NAND, and XOR. Gain valuable insights into advanced topics such as tri-state (Hi-Z) and Open Collector, crucial for understanding the diverse uses of logic gates in system design. Progress through topics including Inverter, Exclusive Gate, Logic Equation, NAND Gate, Window Comparator, and discover how to implement logic without gates. Enhance your understanding of digital electronics and circuit design with this comprehensive introduction to basic logic principles.