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Doppler sounding of the Ionosphere - results from crossed loop antenna
Single loop antenna spectrograms    8-hour spectrograms archive   2-hour spectrograms archive

Data from Tucuman were obtained in the collaboration with Universidad Nacional de Tucuman (Laboratorio de Telecomunicaciones).
Data from Hermanus were obtained in the collaboration with SANSA, Hermanus, South Africa.
Data from Taiwan (Zhongli,Puli) were obtained in the collaboration with National Central University, Jungli City, Taiwan.
Quick navigationPrague 3.59 MHz   Prague 4.65 MHz   Prague 7.04 MHz   Sopron 7.04 MHz   Slovakia  

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4.65 MHz Prague

      

7.04 MHz Prague

      

7.04 MHz Sopron

      

3.59 MHz Slovakia