This video shows how to find the equivalent resistance in a circuit. This video came from the January 2013 Certified Electronic Technician Bootcamp held on the campus of Georgia Tech by Dr. Clyde A. Lettsome, PhD, PE, MEM. This course is offered every January and June.
Demonstration of a simple light sensitive switch made with an op-amp configured as a comparator. Obtain schematics for Free at http://clydelettsome.com/blog/product/light-sensitive-switch/
In this video, I describe the proper way to simultaneously obtain negative and positive voltage from a dual power supply.
Demonstration of a simple calculator made of seven segment displays, seven segment drivers, AND, OR, NOT, and EXOR gates that add two numbers together.