Category: General

via the ARRL: ARRL Raises Amateur Radio’s Profile at 2018 National Association of Broadcasters Convention

Radio amateurs were among the global visitors signing in at the ARRL booth during the 2018 National Association of Broadcasters convention in Las Vegas April 7 – 12. Attendees came from countries across the world, including Australia, South Korea, Israel, Norway, Canada, England, Ireland, Peru, Brazil, Argentina, Japan, New Zealand, Germany, Belgium, Tanzania, Greenland, the […]

via the ARRL: W5KUB to Stream Hamvention® 2018 Worldwide

“Amateur Radio Roundtable” Host Tom Medlin, W5KUB, will once again livestream selected activities from the 2018 Hamvention® in Xenia, Ohio, during what he calls the “Hamvention Marathon Webcast” — more than 40 hours of live video from the annual show. This will mark Medlin’s 17th year covering the show for those unable to attend Hamvention. “Our motto is […]

via the ARRL: Foundation to Honor Former ARRL Connecticut Section Manager Betsey Doane, K1EIC

Former Connecticut Section Manager and retired professor Betsey Doane, K1EIC, will receive the Housatonic Community College Foundation (HCCF) Lifetime Achievement Award on April 19, during the college’s 50th anniversary community celebration. Doane has been on the cutting edge of major industry advancements in teaching techniques for the visually impaired. She has worked toward developing computer […]

Collecting transistors is this Hyderabad techie-turned-ham’s hobby (India)

From wooden-framed valve broadcasting receivers of the 1950s to transistors of the 90s, this 43-year-old software engineer-turned-radio ham has more than 90 different radios in his possession. In the dining room converted into a ham operator’s room of Sridhar Reddy Bheemreddy at Pragathinagar, stacked in order are reel tape recorders to radios and transistors with […]

SirenJack: Hackers can hijack emergency alert sirens with a $35 radio and laptop

Thanks to a flaw in popular emergency alert systems, hackers with knowledge of radio frequencies could remotely hijack the system with as little as a laptop and a $35 two-way radio and activate the sirens, trigger false alarms, or even broadcast any audio of their choosing. The vulnerability, dubbed SirenJack, is in emergency alert systems […]

How a Legendary Storm Chaser Changed the Face of Tornado Science

May 31, 2013 seemed like just another rainy spring day in El Reno, Oklahoma. The afternoon was hot, the air heavy with moisture. On the darkening horizon, thick clouds billowed in a promise of rain. But around 4 p.m. local time, the winds shifted slightly and the afternoon shower turned deadly. Two hours later, the […]

“The Zen Diaries of Garry Shandling” Is an Intimate Portrait of a Comedy Pioneer

…Shandling was born in Chicago and raised in Tucson, Arizona, where his family moved because his older brother Barry had cystic fibrosis, and his parents thought the dry, warm climate would be better for him. Barry’s death at just 10 years old is the “Rosebud” of this production, if not of Shandling’s life. His personal […]

Man rescued from atop ham radio antenna (Massachusetts)

An 80-year-old Edgartown man was rescued Monday morning by the Edgartown Fire Department from a ham radio tower in his yard. William Welch, an electrician and avid amateur radio operator, got his sneaker caught atop a 20-foot-tall backyard antenna after he scaled the structure to secure it ahead of the impending nor’easter, his wife Betty […]

2018 State of Ham Radio Survey

Dustin Thomas, N8RMA is conducting his second State of Amateur Radio survey Once again I’m hosting a “State of the Hobby” survey for 2018. This started out in 2017 as simple curiosity. While browsing Reddit I began to notice several users posting surveys for highly specific topics. I made sure to participate yet often wondered […]

via HACKADAY: Teardown Of An UWB Location Beacon

Outdoor navigation is a problem that can be considered solved for decades or maybe even centuries, depending on the levels of accuracy, speed and accessibility required. Indoor navigation and location, on the other hand, is a relatively new field and we are still figuring it out. Currently there are at least four competing technologies pushed […]

via HACKADAY: Quantifying Latency in Cheap RC Transmitters

For those just starting out in the world of RC, a low cost transmitter like the Flysky FS-i6S can be very compelling. But is buying a cheap transmitter setting yourself up for failure down the line? The general feel in the RC community has been that cheaper transmitters have higher latency or “lag” on their […]

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