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Radio Propagation


Solar X-rays:
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Geomagnetic field:
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D-Region Absorption
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Created by PA4RM

Ingenuity and craftsman abound within the Amateur Radio community, as shown in the results of the 2019 QST Key Competition. More than two dozen entries were submitted, and the judges gathered in late July to evaluate them. The competition sought Morse key and paddle designs in four categories: straight key, semiautomatic key (bug), paddle, and sideswiper. Each was a mechanical work of art, but ...

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