At 9/22/2006, you wrote: >Impressive list! (how does a rubber mirror use a micro?) It was an array of 3/4 in square mirrors, each controlled by three peizos. An array processor handled the peizos and I did control processors using a 186. Long ago and far away. Don Bowen Awl Knotted Up KI6DIU http://www.braingarage.com My travel journal http://www.braingarage.com/Dons/Travels/journal/Journal.html I am omnivagant. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist