Radio Amateurs Continue to Plumb the Spectral Depths

David Bowman, G0MRF, reports that he and Dave Riley, AA1A, have completed what is believed to be the first transatlantic contact on 630 meters since the MF band was released to US radio amateurs this past fall. They used JT9 digital mode to complete the more than 5,160 kilometer (approximately 3,200 miles) contact during the early hours of December 23.

On the UK end, G0MRF was running a modifie...

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