Serving the Longmont/Boulder Amateur Radio Community since 1958
If you’ve spent any time on FT8, you know the drill: wait for the 15-second cycle, click a callsign, let the software swap reports, and log the contact. It works brilliantly for weak signals, but it isn’t exactly a conversation. … Interested? Read more... “Meet JTTY: The New WSJT-X Mode That Brings Back Live Keyboard Chat”
Every November, the HF bands fill up with one of the oldest and best-loved contests in North American ham radio: ARRL November Sweepstakes, known to most people as “SS” or “Sweeps.” If you’ve never tried a contest, this is … Interested? Read more... “Your First Sweepstakes: A Friendly Guide to ARRL November Sweepstakes 2026”
Two familiar LARC faces turned up on YouTube this month. On October 9, Mike, N2MAK, did his very first Parks on the Air (POTA) activation at Rocky Mountain Arsenal National Wildlife Refuge … Interested? Read more... “LARC on YouTube: A First POTA Activation at Rocky Mountain Arsenal with N0FTI and WG5X”
LARC now has Collector / Challenge coins. History of challenge coins:
Challenge coin history blends ancient traditions with a popular World War I origin story, where a U.S. pilot’s squadron medallion saved him from execution by French forces, establishing coins … Interested? Read more... “2026 LARC Fundraiser”
High-Frequency (HF) radio signals (3 MHz to 30 MHz) rely on skywave propagation to bounce off the ionosphere, allowing amateur radio operators to bridge continents using only a few watts of power. However, no single piece of equipment has … Interested? Read more... “The Ultimate Guide to HF Antennas: From Classic Dipoles to Niche & Experimental Designs”
Here’s a breakdown of the differences between Cell Phones, Amateur Radio, FRS, GMRS, and CB, including their general operating ranges.
At-a-glance comparison — details and getting-started steps below
A guide for hams getting started with off-grid data networking
If you’ve been to a hamfest, a POTA activation, or a Field
Our Hamlet Net is an educational net that’s geared for newbies to the hobby, and everyone else too! You are invited to join us on our repeaters at 7:00 pm – 8:00 pm every Tuesday evening to check in, listen … Interested? Read more... “Join us for one of our Nets!”