Online free "Analog Electronics University" This seems to be more than just a new way of presenting NatSemis existing material. Focus seems to be training than product information per se, but they obviously focus on their products. Looks like a useful training tool. http://www.national.com/analogu/index1.html -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.