Oscilloscope and Function Generators [https://www.youtube.com/watch?v=mptoCJsbICc]

Resistive Circuits [https://www.youtube.com/watch?v=jOWMXCcL11M] 

DC Circuits [https://www.youtube.com/watch?v=bIVD7RdSigw]

Capacitor and Resistor Circuits [https://www.youtube.com/watch?v=PtJZNvxHyvQ]