FHSST Physics/Electronics/Filters and Signal Tuning

Filters and Signal Tuning Author's Note: I think this relies on an understanding of second order ODEs and thats beyond the scope of the maths syllabus - we can put something high level but there is no way they'll understand it properly - surely we should teach as little phenomonology as possible - the waves chapter has a ton of it already Further reading Signals and Systems