[ot] microwave and wifi

[Man-wai CHANG]

>> What's the frequency of waves used in microwave oven? 
> 2.4GHz
> Inside the cavity: several hundred watts up to 1 KW.
>> What about that of Wi-Fi network?
> 2.4 GHz for 802.11b
> Typical wireless card is +15dbm (32 milliwatts).

So Wi-Fi is just a tamed version of a microwave oven?

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