Links
Here is some good learning resources.
Youtube
MIT Walter Lewin gives lectures about Classical Mechanics, Electricity and Magnetism and Vibrations and Waves
Caltech Ali Hajimiri has Circuits and Systems and Analog Circuit Design
Georgia Tech Aaron Lanterman gives lectures about Analog Cicuits for Music Synthesis, Signals and Systems and Guitar Amplification & Effects
For PCB Design Robert Feranec and Phil’s Lab