Re: Re Aluminum foil on the walls...

Christian Weisgerber (
18 Sep 1999 16:47:49 +0200

Brian D Williams <> wrote:

> This of course is why you have a perforated metal screen in the
> front of your microwave oven, the wavelength is larger than the
> openings in the mesh, so they can't escape and you can safely watch
> so you don't burn your mac'n'cheese.....


So why does my mobile phone (GSM ~900MHz) continue to work when placed inside my microwave oven (2.4GHz presumably)?

Christian "naddy" Weisgerber