The Amateur Radio on the International Space Station (ARISS) program is seeking formal and informal educational institutions and organizations, individually...
General
Phased-array radars are great for all sorts of things, whether you’re doing advanced radio research or piloting a fifth-generation combat...
Chris Stallkamp, KIØD, of Selby, South Dakota, has been appointed Vice Director of the ARRL Dakota Division. ARRL President Rick...
The Federal Communications Commission (FCC) has responded to a complaint involving a Pittsburgh, Pennsylvania, amateur for operating outside the privileges...
Solar activity has been at low levels with only C-class flaresproduced by Regions 4401, 4405, and 4409. There were 9...
When Jon Bousselot passed his first amateur radio license exam in 2015, he began looking for a local group where...
“Whiskey, nine, alpha, victor!” Headset on, alert and leaned in, Clint Sprott calls out the words quickly and clearly from...
For a late-1990s engineer with good soldering skills, many a free pint of beer could be earned by installing modchips...
Pirate Hunt 2026 encourages listeners to seek out pirate radio stations and log them to the Pirate Hunt forums. The...
For many decades humankind has entertained the notion that we can maybe tweak the Earth’s atmosphere or biosphere in such...
The worlds of amateur radio and ionospheric science came together once again on March 14 and 15 at the 9th...
ARRL The National Association for Amateur Radio® is seeking talented individuals to join our team and help advance the Amateur Radio...
When building a radio transmitter, unless it’s a very small one indeed, there’s a need for an amplifier before the...
One thing some people hate about voice control is that you need to have a process always running, listening for...
The USB-C port has become a defacto connectivity standard for modern devices, largely supplanting the ugly mess of barrel jacks...
The WS2812B has become one of the most popular addressable LEDs out there. They’re easy to drive from just about...
In theory having a single device that combines the features of multiple dedicated devices is a great idea, saving a...
2000 m above ground level (AGL), winds are stronger and much, much more consistent than they are at surface. Even...
The nomination period for the 2026 spring season Section Manager election cycle concluded on Friday, March 6. There will be...
The Indiana General Assembly has passed and Governor Mike Braun has signed a bill that adds protection for amateur radio...
It’s not too early to gear up and get ready for ARRL Field Day! Field Day 2026 takes place June...
Dayton Hamvention® has announced its 2026 Awards. Technical Achievement Award: Robert Famiglio, K3RF Robert B. “Bob” Famiglio, K3RF, has spent almost...
Solar activity was very low to low. Only low-level C-class activitywas observed from Regions 4384 and 4389. Slight growth was...
You wake up in the middle of the night. Is it time to get up? Well, you can look at...
Even entry-level oscilloscopes today have simple math functions such as adding or subtracting two channels. But as notes, more advanced...
