Electronics Now, Feb 1996

Thirty years after Popular Electronics published a levitator, Electronics Now offers an updated design. The transistor count went up from three to six, and added two op-amps. However, this design includes a number of improvements such as easy-to-find modern components, and overheating protection. I found this article especially helpful, as it provided the idea for lead compensation to achieve stability.

There are two ways to read this article: an easy-to-read HTML version, or the original pages scanned from the magazine. Please let me tell me of errors in my HTML conversion so I can correct them. This article is reprinted by permission from the author, David Williams.