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Radio Propagation


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

The fall running of the North American CW Sprint, sponsored by NCJ, is this coming weekend. Many operators believe it levels out the playing field, making it the most fun of any contest. An operator must QSY (change to another frequency) after making a single contact where he/she initiated the contact by calling a CQ, or by contacting a station calling CQ and “inheriting” the frequency after th...

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