WikiAnswers - How do you check for a radiation leak in a microwave - http://wiki.answers.com/Q...
"You stick your cell phone in your microwave***DO NOT TURN ON*** and then get some one to phone your cell phone. If it rings your microwave is leaking radiation if not your microwave is a ok." - Sanjeev Singh
Does this really work? - Sanjeev Singh
If anything this test indicates how well your microwave shields from pretty low power 800MHz or 1.9GHz signals. I'd say place your Wifi access point next to your microwave and then experiment measuring the link quality in different microwave modes. - eugenio
The wifi test might be a good one. I knew someone that used to lose his connection every time his roommate made popcorn. He used to joke about having a popcorn powered firewall. - April Russo (FForever!)