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Foundations of Amateur Radio

by Onno (VK6FLAB)
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Latest episodes

  • What does I/Q have to do with anything .. time to poke the bear.

    October 17, 2026 · 4 min

    Foundations of Amateur Radio More than seven years ago I first uttered the phrase: "I/Q", and palmed it off to future me with "we should look at that [at] some other time". Since then I've referred to it several more times and all but…

  • How to point an antenna without moving it?

    October 10, 2026 · 5 min

    Foundations of Amateur Radio The radio telescope at Dwingeloo in the Netherlands recently promoted an Open Day where visitors were treated to tours and live demonstrations. One video caught my eye, a 2.4m dish on a remote controlled…

  • Bald Yak 21: When you need to travel to Pluto and back

    October 3, 2026 · 6 min

    Foundations of Amateur Radio I recently expressed the notion of using a PlutoSDR as a replacement for an oscilloscope, a spectrum analyser, and perhaps even a vector network analyser. I can add signal generator to that list and you get…

  • Getting Kitted Up with Amateur Radio

    September 26, 2026 · 6 min

    Foundations of Amateur Radio Launched into your amateur radio adventure you're faced with figuring out what you need to fly. If you have a web browser, you can start listening to a massive array of online radio sources .. today. Beyond…

  • Monitoring radio spectrum around you

    September 19, 2026 · 6 min

    Foundations of Amateur Radio Previously I've talked about using radio spectrum monitoring to detect lightning to potentially protect your equipment. This triggered an email from Nick VA3NNW, who pointed out that AM demodulation of "one…

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  • Global Ionospheric Maps

    September 12, 2026 · 6 min

    Foundations of Amateur Radio In the middle of the night when insomnia rears its head, there are occasions when an idea sprouts that is still with me the next day. I imagined a spinning globe that shows ionospheric propagation and allows…

  • It's all in the community

    September 5, 2026 · 5 min

    Foundations of Amateur Radio Over the weekend I had the opportunity to participate in two completely different community events, one aimed at an amateur radio audience, the other at the general public. Every year, several of the amateur…

  • Lightning in a bottle

    August 29, 2026 · 4 min

    Foundations of Amateur Radio The other day I heard a thunderclap and as is my Pavlovian response, immediately ran to my shack to disconnect the antennas from their respective transmitter and transceiver. I added a diary entry to my phone…

  • Radio .. for the love of it

    August 22, 2026 · 3 min

    Foundations of Amateur Radio During the week I was shown a photograph of a chalkboard standing on the sidewalk with one of those "Thought of the Day" quotes on it. Credit aside, since I've been unable to confirm it, despite multiple…

  • Give yourself a break!

    August 15, 2026 · 3 min

    Foundations of Amateur Radio Over the past weeks, actually, probably months, the push to talk button on the radio I use for my weekly discussion net has been acting up. In the middle of an over it would sometimes cut-out for no particular…

  • Emergency response reality check

    August 8, 2026 · 10 min

    Foundations of Amateur Radio Recently I explored the nature of amateur radio emergency response. I received a few replies providing an insight into the on the ground reality and it encouraged me to dig into this a little more. I'll start…

  • An emergency response

    August 1, 2026 · 5 min

    Foundations of Amateur Radio Previously I've talked about one of the often lauded cornerstones of the amateur radio community, namely Emergency Response, and to be frank, I questioned then, as I do now, the reality of this, at the very…

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About the show

Starting in the wonderful hobby of Amateur or HAM Radio can be daunting and challenging but can be very rewarding. Every week I look at a different aspect of the hobby, how you might fit in and get the very best from the 1000 hobbies that Amateur Radio represents. Note that this podcast started in 2011 as "What use is an F-call?".