On 2/14/2017 2:04 PM, jim bell wrote: > *From:* Ryan Carboni <rya...@gmail.com> > >>I have written down so notes on the movie. Also, my cell phone works > fine in the microwave. > > You might be very near a cell-phone tower. > > Try putting a large plastic or glass container of water in the > microwave, with the cell phone. (say, 1/2 gallon of water.) > A microwave cavity, alone, is fairly well-shielded. But it is also > very low-loss without a "load", an object within it that will absorb the > 2.45 GHz microwave energy. Usually food, of course. > > One thing that would be useful is an app which showed the received > signal strength for that cell phone, to a resolution much better than > the usual 5-bar display.
Well put. For the curious: https://www.thenakedscientists.com/forum/index.php?topic=41755.0 tl;dr - frequency bands are different. Although some get lucky because of the wall density.