ISS Astronauts communicate with school kids via ham radio
The conversations are a treat for the astronauts as well. “You’re talking to someone and looking right down at where they are,” NASA astronaut Ricky Arnold II said. Over the…
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The conversations are a treat for the astronauts as well. “You’re talking to someone and looking right down at where they are,” NASA astronaut Ricky Arnold II said. Over the…
Source: SpaceX Starlink speeds revealed as beta users get downloads of 11 to 60Mbps | Ars Technica Upload speeds were seen in the 5-18 Mbps range. These speeds at this…
Up to 1,000 cell sites dropped off line during PG&E's power shut offs in California, cutting off entire communities in an era when 80% of 911 calls are cellular/wireless based.…
5G is not likely to solve much of the rural access issue. Mainly, its a high capacity, faster wireless link at millimeter wavelengths, meaning relatively short distances from base stations.…
Anyone who has looked anywhere online – Youtube videos or just perusing online stores for model aircraft parts – has seen devices for sending video signals from a model aircraft.…
Britain has been moving toward shutting down traditional radio communications systems and moving all emergency services to a private “4G Emergency Services Network”. While much more expensive than their existing…