Have you looked at nand2tetris? http://www.nand2tetris.org/
Going even farther back up the chain there's stuff like this: http://www.jpmsupply.com/servlet/the-1082/AM,-Radio,-Solder/...
Going even farther back up the chain there's stuff like this: http://www.jpmsupply.com/servlet/the-1082/AM,-Radio,-Solder/...