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