Infield and outfield: The infield must be a square that is 90 feet on each side, and the outfield is the area between the two foul lines formed by extending two sides of said square (though the dirt ...

In my last column I described measurements I made on some indoor TV antennas. The “Spectrum Spy” software and Airspy SDR I used for those measurements can also be used as part of a very portable, ...

When Scotty is beaming up, he’s working in the very far field. Distinguishing between near field and far field conditions is especially important in EMC testing. Published antenna factors and related ...

The circuit was aimed to measure the variation in magnetic and electric fields by designing an electromagnetic probe with a headphone socket and an output meter. Electromagnetic Field (EMF) – a ...

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