On Thu, Jun 1, 2017 at 6:10 PM, Neil wrote: > > on/off at any time. The other complication is that I am not allowed to > be on the roof (insured A/C repair persons only), but I can just > probably just deploy the sensor with a drone perhaps. > IR camera on drone. Maybe not cost effective but a cool toy nonetheless. --=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 .