[sdiy] BBD-based flanger & Buchla 291 bandpass filter (two more videos)

[David G. Dixon]

> (...and bring back long-lost math knowledge. I'm teaching "Electronics
> Design / Computer Engineering I" these days which contains a fair amount
> of physics in the first couple of lectures, and what I see in the
> tutorial sessions is that quite a number of students just fold when it
> comes to integration and differentiation.)

Oh yeah.  Utter failure to teach basic mathematics to undergraduates has to
be the dirtiest little secret of post-secondary education.