Bob Axtell wrote: > To my delight, I have been given a shot at designing a solar tracking > system, [...] Anybody have ideas? Move the array in steps (to conserve power). Use a real-time clock (with some tables or a formula) as sanity check for the position. Gerhard -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist