[ot] microwave and wifi
Vu Pham
vu
Mon Sep 11 10:51:54 PDT 2006
On Mon, 2006-09-11 at 09:43 -0700, Bill Campbell wrote:
> On Mon, Sep 11, 2006, Tony Alfrey wrote:
> >Man-wai CHANG wrote:
> >> What's the frequency of waves used in microwave oven?
> >2.4GHz
> >Power?
> >Inside the cavity: several hundred watts up to 1 KW.
> >> What about that of Wi-Fi network?
> >2.4 GHz for 802.11b
> > Power?
> >Typical wireless card is +15dbm (32 milliwatts).
> >>
> >What's wrong; network dies when you cook dinner?
>
> It does fairly frequently for me (I nuke coffee much more
> frequently though :-). My laptop is usually about six feet from
> the microwave and my WAP is a floor below on the far side of the
> house (about sixty feet).
>
Last month my customer reported that when her husband started working in
the morning then she experienced some slow access to the Internet via
wifi intermittently. Finally she found out it happened when he used the
cordless phone which uses 2.4Ghz.
Vu
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