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Antentop is FREE e-magazine devoted to Antennas and Amateur Radio an

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Black Holes in the Air

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Black Holes in the Air: By: Igor Grigorov, VA3ZNW

Article about Black Holes in the Air was published in Antentop Magazine http://www.antentop.org/black_holes.htm. As I mentioned there I did not observe Black Holes in the Air. At those times I say no. Time lasts.

…It happened in March- 2013. ...

 

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Contents for AntenTop 01- 2016


Helical Antenna in Winter Time

 

 

 

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July 10, 2016 22:04

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