Saturday, May 06, 2006

 
Interference in the unlicensed spectrum hit home last night as I started heating something in the microwave oven while my wife Melissa was talking on a cordless phone in the same room. All of a sudden she couldn't hear the other end of the conversation due to high noise. As soon as I turned off the microwave oven the noise went away.

I was very surprised since I'd previously measured the leakage from the microwave oven - which measured -40 dBm right at one of the horizontal door cracks. The cordless telephone measured -20 dBm at the same position.

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