Your microwave oven & my satellite system are cousins

A microwave ovenThe same principle that makes your microwave oven work is the one that give my satellite system nothing but headaches.  It all started in 1945.  Percy Spencer (http://en.wikipedia.org/wiki/Percy_Spencer) was working on magnetrons which create the radio signals for radar.  He noticed that the chocolate bar in his pocket started to melt when he stood in front of it.  Then he intentionally put popcorn in front of the transmitted and popcorn popped all around the room.

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