http://www.alcatel-lucent.com/wps/portal/!ut/p/kcxml/04_Sj9SPykssy0xPLMnMz0vM0Y_QjzKLd4x387DUL8h2VAQANUDp5g!!

 http://tldp.org/

 http://www.nvcc.edu/home/nvmajew/new/Phy232/lectures.html

Electronics: Bjts, Fets, and Microcircuits
Ernest James Angelo

Principles of Electronic Circuits
by Stan Burns, Paul Bond (complementary to Sedra)

Electronic Principles
by Albert P. Malvino

www.ncu.edu.tw/~ncume_ee/harvard-es154

http://mit.edu/6.012/

http://cobweb.ecn.purdue.edu/~bashir/ee455_f01/lecture_notes/

http://www.phys.ualberta.ca/~gingrich/phys395/notes/phys395.html