logo
Doppler sounding of the Ionosphere - latest Doppler shift spectrograms
Spectrogram archive    8-hour spectrograms   2-hour spectrograms

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 navigation:  Prague 3.59 MHz   Prague 4.65 MHz   Prague 7.04 MHz   Kasperk_3.59 MHz   Kasperk_4.65 MHz   Oberpfaffenhofen_4.65 MHz   Tucuman 4.63 MHz   Tucuman 6.80 MHz   Taiwan-Puli   Taiwan-Hsinchu   Hermanus   France   Belgium   Slovakia  

3.59 MHz Prague

      

4.65 MHz Prague (4.27 MHz before 01-Oct-2013)

      

7.04 MHz Prague

      

3.59 MHz Kasperk

      

4.65 MHz Kasperk

      

4.65 MHz Oberpfaffenhofen

      

4.63 MHz Tucuman

      

6.80 MHz Tucuman

      

4.66 MHz Puli (6.57 MHz before 18-Oct-2018)

      

4.66 MHz Hsinchu (6.57 MHz before 18-Oct-2018)

      

3.59 MHz Hermanus

      

4.95 MHz France

      

4.59 MHz Belgium

      

3.59 MHz Slovakia