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Radio Propagation


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

Those who use Amazon for online purchases can automatically donate to ARRL by opting to use AmazonSmile and designating American Radio Relay League (ARRL) as their charity of choice.

The AmazonSmile Foundation donates 0.5% of the purchase price of eligible AmazonSmile items to whichever charity you choose. Product and Marketing Specialist Jackie Ferreira, KB1PWB, reports that the benefit of Amaz...

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