The worlds of amateur radio and ionospheric science came together once again on March 14 and 15 at the 9th...
General
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...
The Mount Vernon Amateur Radio Club (MVARC) opened their doors to the public on Saturday, March 7, in the Old...
has a new video talking about a nasty side effect of using resistors: noise. If you watch the video below,...
Meshtastic has been experiencing a bit of a renaissance lately, as the off-grid, long-range radio text messaging protocol gains a...
Solar activity continued at low levels with isolated C-classflaring. Regions 4381 and 4384 remained the primary drivers ofactivity. The largest...
The classic design of a mechanical clock generally consists of a display, a way to store energy, a way to...
For as long as small, hidden radio transmitters have existed, people have wanted a technology to detect them. One of...
Many things about diamonds seem eternal, including the many engineering problems related to making them work as a silicon replacement...
Spaceweather.com for February 27 reports about a minor CME hurlingtowards Earth. Solar activity remains at low levels due primarily to...
Newington, CT – ARRL The National Association for Amateur Radio® is pleased to announce that Icom America is the Official...
A historic blizzard paralyzed much of the Northeast in late February, and amateur radio operators were on the air to...
