Foundations of Amateur Radio

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Episodes

Date Title & Description Contributors
2023-03-26

  The Contester In Me...

Foundations of Amateur Radio So, I have a confession to make. I'm a contester. I'm not ashamed of this. While I'm in a confessing mood, I'll also mention that I've not participated in many contests in the past few years. This is not for the want of de...
  Onno VK6FLAB author
2023-03-19

  What's with a negative SNR?

Foundations of Amateur Radio We describe the relationship between the power of a wanted signal and unwanted noise as the signal to noise ratio or SNR. It's often expressed in decibels or dB which makes it possible to represent really big and really sm...
  Onno VK6FLAB author
2023-03-12

  Acronym not found ...

Foundations of Amateur Radio Our community is full of TLAs, or three letter acronyms. Some of them more useful than others. For example, I can tell you thank you for the QSO, I'm going QRT, QSY to my QTH. Or, thanks for the chat, I'll just shut up and...
  Onno VK6FLAB author
2023-03-05

  Antenna Testing Day ...

Foundations of Amateur Radio Last week I went outside. I know, it was a shock to me too. The purpose of this adventure was to test an antenna that has been sitting in my garage for nearly a year. Together with a friend we researched our options and at...
  Onno VK6FLAB author
2023-02-26

  Are all spiky antennas the same?

Foundations of Amateur Radio The world is filled with antennas. You'll find them on towers, buildings, cars and on your next door neighbour's roof. They come in an astonishing variety, to the point where you might start thinking that antennas are a fa...
  Onno VK6FLAB author
2023-02-19

  Some Amateur Radio ABCs ...

Foundations of Amateur Radio A is for Antenna, the eyes and ears of any amateur station. You'll spend eighty percent of your life attempting to get twenty percent improvement for any antenna you'll ever use. B is for Balun, bringing together the bala...
  Onno VK6FLAB author
2023-02-12

  Do you really know when the best time is to go on air?

Foundations of Amateur Radio Getting on air and making noise is a phrase that you've likely heard me repeat often, actually, this will be the 24th time or so. It's an attempt at encouraging you to actually transmit and use the radio spectrum that is a...
  Onno VK6FLAB author
2023-02-05

  The evolution of software in radio ...

Foundations of Amateur Radio The amateur community is nothing if not entertaining. Look at any discussion about a mode like FT8 and you'll discover people who describe it as the dehumanising end of the hobby. In the same thread you'll find an amateur ...
  Onno VK6FLAB author
2023-01-29

  Path loss and very small numbers ...

Foundations of Amateur Radio Sometimes you learn mind boggling things about this hobby, often when you least expect it. Recently I discussed having my 20 mW WSPR or Weak Signal Propagation Reporter beacon heard on the other side of the planet, in Denm...
  Onno VK6FLAB author
2023-01-22

  What is the difference between handheld, mobile and a base radio?

Foundations of Amateur Radio If you've ever been in the market for a new radio, and truth be told, who isn't, you'll find yourself faced with a bewildering array of options varying from obvious to obscure and everything in between. At the obvious end ...
  Onno VK6FLAB author