Bits of material levitating against gravity, a stream of water deflected by invisible means, sparks of light appearing out of...
Newsreel
ARRL® The National Association for Amateur Radio® is pleased to announce that the 19th annual ARRL Online Auction, sponsored by...
In this edition: AMSAT AO-7 to Celebrate 50th Anniversary AMSAT 42nd Space Symposium Presentations Now Available Back to Basics: What...
At the recent RAYNET-UK AGM, the Brian Tindill Shield was awarded to RSGB President John McCullagh MBE, GI4BWM for his...
Tap or click the link below to download this week’s news script News script for 3 November 2024 (MS Word...
In 1972, Martin Jue was a young entrepreneur who decided to use his electrical engineering expertise to start a new...
Nathaniel Frissell, Ph.D. (W2NAF), associate professor physics and engineering at The University of Scranton was recently awarded a grant of...
For Sandra Giordano, failure was not an option. The longtime educator already lost her school — she was not about...
The 2025 ARRL Foundation Scholarship Program will begin accepting applications on October 30, 2024. Applications will be accepted through January...
The Domain Name System (DNS) is a major functional component of the modern Internet. We rely on it for just...
We’ve all heard stories of the dangers of 3D printing, with fires from runaway hot ends or dodgy heated build...
In this edition: * AMSAT Board of Directors Elects Officers * 42nd Annual AMSAT Space Symposium Held in Tampa *...
Anyone who works with radio transmitters will know all about matching and impedance, and also about the importance of selecting...
If you want to deliver the maximum power to a load — say from a transmitter to an antenna —...
Key solar indicators were lower this week, with average daily solarflux down from 194.3 to 170.5 and average daily sunspot...
The Solar Eclipse QSO Party provided hams an opportunity to operate during both the 2023 and 2024 solar eclipses. In...
If you’ve ever had to suffer through a call tree and a 9,000 hour wait on hold to cancel a...
has started a new video series to show his latest recreation of a Commodore VIC-20. The core of the machine...
If you’ve ever designed a battery-powered device with a Pi Zero, you have no doubt looked into decreasing its power...
It's time for ham radio clubs to move away from the PDF based newsletter as a primary publishing format. The...
Researchers at MIT have unexpectedly stumbled upon a way to 3D print active electronics – meaning transistors and components for...
ARRL Headquarters in Newington, Connecticut, is experiencing a power outage this morning, Tuesday, October 22, 2024. The local utility company...
The Intelsat 33e satellite has broken up in geostationary orbit (GEO) and lost power, ceasing communications services for customers across...
It is hard to imagine that a handful of decades ago, TV wasn’t a thing. We’ve talked a few times...
When it comes to Nixie tubes, the most common usage these days seems to be in clocks. That has people...
