On Sat, Dec 14, 2013 at 1:44 PM, Bob Axtell wrote: > I rigged one up years ago (radio signal type) but the mail carrier > wouldn't deliver mail to us until I removed it. So....better check the > USPS before you spend time and money on it. That is rather odd. Did the sensor somehow interfere with his ability to deliver the mail? Did you ever follow up at the post office? I imagine the take-away here is that you might want to consider making any modifications to your mailbox non-obvious. -p. --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .