Here are the basics for reading your ionogram. You can discover real time propagation conditions almost anywhere in the world. Read more
Tag: SWL
Ionosonde Probes HF Propagation
Ionosonde probes provide you with accurate, real-time measurements of Maximum Useful Frequency for shortwave radio propagation. Read more
Meteor Radar – Interesting Signal on 17.45 MHz
Meter radar measures radio reflections off particles the size of a grain of sand at 100 kilometer distance. Let’s find out more. Read more
Radio Shack Updates Over Christmas
Over Christmas, I got busy with some radio shack updates, including a MIDI controller and firmware update for the ANAN. Read more
Comparing Antennas During Ham Radio Contests
Ham radio contests are a great opportunity to check your station’s performance, especially comparing antennas and their relative performance.
Merry Christmas – Friends Make A Difference
Merry Christmas. Friends make a difference. So, here’s a special salute to a few of mine. Read more
My Testing Projects – Making It Up 2021 Review
My testing projects were fun, and consumed much of my time during 2021. Our main focus was on RFI and antennas. Read more
Wideband Loop Array Performance Review One Year In
It’s been just over one year since my wideband loop array went into operation. I thought it time for a candid loop array performance review. Here goes. Read more
BBC World Service Shortwave and HRH
My thoughts about the arc of BBC World Service Shortwave broadcasting parallel the life of HRH Queen Elizabeth. Read more
Wideband Loop Signal Chains with Software Defined Radio
You need to understand your wideband loop signal chains and their limitations. Then, you can get the most performance out of your radio investment. Read more