Sean Breheny wrote: > I think that many WWVB-synced devices only work when far away from > TVs, switching power supplies, computers, etc., and even then, there > may only be a hour or so per day when they get a usable signal, and > that is when they sync up. Here in New England about 2000 miles from the transmitter the WWVB clocks only seem to sync up overnight. I have one in my office. Whenever I change the battery it just sits there the rest of the day. Next morning it's magically showing the correct time again. ******************************************************************** Embed Inc, Littleton Massachusetts, http://www.embedinc.com/products (978) 742-9014. Gold level PIC consultants since 2000. -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist