Hume Center Director of Research Robert McGwier (right) and research associate Zachary Lefke are building radio antennas that will be used in the Virginia Tech Ground Station. Photo Credit: Virginia Tech
Conventional lines of communication can be impacted after a disaster. This we know. Phone lines can go down, cell service can be overrun with calls, texts, and emails and it can be difficult for survivors as well as first responders to get in touch. This isn’t a far-fetched scenario or intellectual exercise. It’s a reality we’ve seen happen over and over during disasters small and large.
Enter Amateur Radio—or what those involved in the hobby refer to as “ham radio.”
Amateur radio enthusiasts—or “hams” as they’re often called—often step in during emergencies to help bridge communication gaps between first responders to keep people safe when smartphones, cell towers, and internet technologies we rely on every day go down. Volunteer hams also serve as a valuable source of information during the initial states of an emergency. Often, hams provide this public service in association with volunteer groups like Community Emergency Response Teams, who are always ready to spring into action quickly and effectively.…..READ MORE
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By Mike Wall – Space.com The sun may be coming out of its slumber at long last. On Friday morning (May 29), our star fired off its strongest flare since October 2017, an eruption spott... Read more
“Here’s a walkthrough of the Icom IC-7300 radio. This very popular transceiver is a capable, very modern software-defined radio with a traditional interface. Well, sort of tradit... Read more
AnyTone AT-D578UVIIIPRO Tri-Band Amateur DMR Mobile Radio with Bluetooth, GPS and BridgeCom University Want the latest and greatest DMR radio? We are now taking pre-orders for the highly a... Read more
Here how to convert your existing homebrew radio into a full-fledged SDR for less than$100. The idea of hybrid architecture was first implemented in this form by Bob Larkin in hisseminal wor... Read more
Es’hailSat, the Qatar Satellite Company, has tweeted that it’s anticipating that SpaceX will launch its geostationary Es’hail-2 satellite sometime in the 4th quarter of 2018. The commercial... Read more
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The EZNEC antenna modelling software by Roy Lewallen W7EL is now available for free download The software is available from https://eznec.com/ In 2021 Roy W7EL gave a presenta... Read more
MPN: RFI-ICOM-7300 Type: NEW Country/Region of Manufacture: United States Filter Power Rating (PEP watts): = Cable Rating RFI Suppression Range (MHz): 1-300 MHz # Ferrite Filters: 5 Enclosur... Read more
No sunspots this week. The pattern persists, and this surprises me. But Spaceweather.com reported a couple of weak, barely emerging spots, never numbered, and by their magnetic polarity were... Read more
Aircraft antenna Aircraft antennas , Garmin, AeroAntenna Technology, and more Com Antennas, Couplers, Diplexers, Combiners, DME/Transponder Antennas, GPS Antennas, Marker Beacon Antennas, NA... Read more
Available versions: 43 – available languages: 28 – more languages coming: 6 Prefix / Country Language (Direct link) Via society website PPS-File IARU-R1 English * Via web IARU-R1... Read more
“” “The SteppIR CrankIR is portable a vertical HF and 2 meter antenna, it’s lightweight, high performance, extremely portable and rated at 1500 watts key-down with fu... Read more
A small black box from Berlin will bring free radio in crisis areas such as Syria. Next year, the plans are for robust radio stations based on aRaspberry Pi will be published – hobbyis... Read more
Here we take a look at a lightweight, multiband, portable HF Antenna that weighs 160 grams! Read more
VERSATILE RADIO FOR AMATEUR AND COMMERCIAL USEThe NSTIG-8R is certified for use on commercial and amateur frequencies. The NSTIG-8R is FCC Certified for Part 90 usage and is able to T... Read more
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