• Tune-all wideband planar filters for KAT-7 

      Beukman, Theunis Steyn (Stellenbosch : Stellenbosch University, 2011-12)
      ENGLISH ABSTRACT: A new type of wideband lters, with tunability in both the centre frequency and bandwidth, is presented in this thesis. These lters are based on perturbed ring-resonators in cascade, while varactor ...
    • Wideband coaxial cable transfer impedance for Karroo Array Telescope 

      Andriambeloson, Joely Andrianina (Stellenbosch : Stellenbosch University, 2011-12)
      ENGLISH ABSTRACT: Through the Karoo Array Telescope, and its extension MeerKAT, South Africa is demonstrating its capabilities to host the most powerful radio telescope ever, the Square Kilometre Array (SKA). This new ...