What are Solar X-ray Flares and Their Effects?
From NASA’s Scientific Visualization Studio. Solar flares may seem like far-away events, but they can damage satellites and even ground-based technologies and power grids. Every 11 years, as the sun reaches its maximum activity they become bigger and more common, and that increases the chances that one will significantly affect Earth.
Lebanon, OD5, ministry of communication conducted a radioham examination event last Saturday 16 oct 2016 in the premises of Ogero, ministry of communi... Read more
Retevis RT6 Review of the Dual Band Analog HT. Unboxing the radio and taking a look at the menus. Read more
DESCRIPTION The Buddipole™ Deluxe Package includes everything you need for setting up an efficient portable antenna solution anywhere in the world in... Read more
Of course, Anders Ljunggren was prepared for some radio interference when he installed solar cells at his villa this year. – But I would never h... Read more
Source: DxWorld.net Special event stations B3CRAC and B7CRAC are celebreting the 75th Chinese Ham Day on 3rd May. Hams in China were gathering on air... Read more
Check great article about Emergency Communication from Robert Richardson : Read more
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