RSGB's Propagation Studies Committee (PSC) has launched a new study to look at the mechanism behind long-distance inter-UK 10m propagation.
The study came about after PSC chairman Steve Nichols, G0KYA noticed that he was often seeing inter-UK 10m contacts on FT8 occurring between stations that were more than 100 miles apart.
"Normally you would expect 10 metres to give contacts out to about 30-50 miles at best," Steve said, "But these contacts, which are often fleeting, were over distances of about 150 miles. I also that they often appeared in the early mornings, but disappeared as the day progressed. We've had to wait for the Sporadic-E season to end to exclude Es as a pos
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