Technical Articles

   A Portable Collapsible 2.5 m Dish for 23 cm & 13 cm Tropo and EME by Giorgio Murador, IK3GHY

   Impact of Feed Support Configurations on Aperture Efficiency and G/Ta in Prime-Focus Reflectors
    by Rastislav Galuscak, OM6AA & Pavel Hazdra, OK1HEV 

  Measuring Antennas in my Sitting Room by Joachim Köppen, DF3GJ

  Sporadic-E Summary 2025 – 144 MHz by Joachim Kraft, DL8HCZ/CT1HZE

  A Study of 14 MHz WSPR Spots decoded via Aircraft Scatter by Gwyn Griffiths G3ZIL    

  First ever EME QSO on 76 GHz by Manfred Plötz, DL7YC & Sergei Zhutyaev, RW3BP

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