Digital filter

And if you ever learned digital audio signal processing, you most certainly stumbled upon his books, which are freely available online.

For example, Introduction to Digital Filters, Physical Audio Signal Processing, Spectral Audio Signal Processing.

And these have been just an amazing resource.

So if you haven't seen them, go check them out.

So I had, you know, everyone teaches four classes.

So the first two are just fundamental.

So it's just spectrum analysis, digital filters, basic stuff.

But then the second two courses are research level.