1) Go to the bookstore (www.powells.portland.or.us) (www.amazon.com) 2) Buy "The Art of Electronics, 2nd ed.", by Paul Horowitz and Winfield Hill. 3) Read the first few chapters, surf the rest. Keep it by your desk for the rest of your natural existence. The Art of Electronics, 2nd ed. ISBN 0-521-37095-7 TK78155.H67 1989 621.381-dc19 Cambridge University Press about $60.00 Winfield Hill has an email address; hill@rowland.org This is the best single text on real electronics I've ever seen. It covers those topics that experimenters, hobbyists and working engineers really need, without the morass of mathematics so loved by ivory-tower engineering professors. This was written by guys who actually needed to get something done, not just spout off in front of a blackboard. Buy it. Mark G. Forbes, R & D Engineer | Acres Gaming, Inc. (541) 766-2515 KC7LZD | 815 NW 9th Street (541) 753-7524 fax forbesm@peak.org | Corvallis, OR 97330 http://www.peak.org/~forbesm mforbes@hq.acresgaming.com "There has been an alarming increase in the number of things I know nothing about." ---Anomalous