## Further reading

**Impedance**: Here are some notes on fourier expansions and impedance.

Some resources for learning more about these topics are:- wikipedia: Electrical impedance
- wikipedia: Phasors

**Circuit equations**: a useful note from Texas Instruments, that illustrates the use of Kirchoff's laws and Thevenin's theorem.**Moore's Law**: a collection of articles from IEEE Spectrum, written in 2015 for the 50th anniversary of Moore's law.**Power spectra**: Here are some notes and code for exploring power spectra of signals.**Op Amps for Everyone**, by Ron Mancini.