This looks like something that a few list members might find interesting.
Free but you'd probably need to buy a book.http://tinyurl.com/82nwyqx
Circuits and Electronics 6.002x
6.002x (Circuits and Electronics) is an experimental on-line adaptation of
MIT's first undergraduate analog design course: 6.002. This course will run,
free of charge, for students worldwide from March 5, 2012 through June 8,
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