Presentation about QO-100 NB transponder at AMSAT-DL Symposium 2019 - DD1US

Presentation about QO-100 NB transponder at AMSAT-DL Symposium 2019 - DD1US http://www.dd1us.de/Downloads/QO-100%20NB%20Operations%20DD1US%20AMSAT-DL%20rev11.pdf

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