Surviving the Great Solar Storm of May 2024

We just can't win when it comes to propagation conditions. When the Sun is quiet during the bottom of the 11-year solar cycle, HF propagation conditions are challenging. So we all look forward to the days when the Sun is active and the bands are open again. But when we hit the top of the … Continue reading Surviving the Great Solar Storm of May 2024 →

A Versatile Solution for Backpacking with the QRP Labs QMX

Solar cycle 25 is rapidly approaching its peak. That means propagation conditions are very favorable for QRP operations again. Add to that the ever increasing popularity of outdoor operating programs like Summits on the Air (SOTA) and Parks on the Air (POTA) and there has never been a better time to hit the Big Blue … Continue reading A Versatile Solution for Backpacking with the QRP Labs QMX →

Can a Manual L-match Get the Job Done?

Or can it be made just a little bit better? In part 3 of my manpack series of posts I discussed how and why I replaced a perfectly good LDG Z-11 Pro autotuner with a home-made manual L-match. To summarize, the autotuner was doing a great job but was using too much space inside the … Continue reading Can a Manual L-match Get the Job Done? →

Building a Manpack – Part 3, the QRO Rig

As in Parts 1 and 2, let me define what I mean by "manpack". My manpack is a manually transportable, rapidly deployable, field expedient complete radio station for operating while pedestrian mobile or pedestrian stationary. Why QRO? I have to admit, I love QRP; I started my HF career as a QRP operator and I … Continue reading Building a Manpack – Part 3, the QRO Rig →