Technical Articles

 Dish Antenna Diagnostics at 30 THz by Barry Chambers, G8AGN               

 Measuring the Atmospheric Attenuation at 47 (and 24) GHz by Joachim Köppen, DF3GJ

 2m TEP Update Spring 2025 by Joachim Kraft, DL8HCZ        

 Sporadic-E Summary 2024 – 144 MHz by Joachim Kraft, DL8HCZ

 75 years ago: The World's very first 2m-Es-QSO by Joachim Kraft, DL8HCZ                  

 60 years ago: Europe`s first big 2m Es Opening by Joachim Kraft, DL8HCZ        

  3 GHz Bridge Reflectometer Reflection Measurements at high Frequencies by Aljaz Blatnik

 Non-Line-of-Sight DX Propagation at 730 nm (Near Infrared) by Rex Moncur, VK7MO,
  Dr Andrew Klekociuk and Merv Millward, VK7EKA 

 A High Efficiency Solid State kW Amplifier for the 2m Band with Planar Baluns, Part 2
  by Sylvain Klingebiel, F6CIS and Michel Bourdon, F6DZK

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