Send a comment on this item to LII: Send a comment on this item to LII staff, who on weekdays will usually reply within 24 hours. Electronics: An Online Guide for Beginners Step-by-step guide to the concepts, schematic diagrams, basic components, and logic circuits associated with electronic theory. Note: some parts of this site not working. A ThinkQuest site. http://library.thinkquest.org/16497/home/index.html?tqskip1=1 Asterisk * indicates required field. Your Name Your Email Address * We will not sell or provide your email address to anyone else. Comment * Enter the verification code as it is shown in the box below. This helps prevent automated submissions. *