Make: Electronics by Charles Platt[1] is a good start followed by the author's own recommendation for further study, Practical Electronics for Inventors by Paul

Make: Electronics by Charles Platt[1] is a good start followed by the author's own recommendation for further study, Practical Electronics for Inventors by Paul Scherz and Simon Monk[2]. [1]http://www.plattelectronics.com/books.html http://www.plattelectronics.com/books.html [2]http://simonmonk.org/pefi4/ http://simonmonk.org/pefi4/