Paul Vladut Dascal

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This paper illustrates some aspects regarding the use of LF (low frequency) radio transmitters for precise time dissemination. The first part of the article presents some of the advantages and disadvantages of this precise time dissemination methods. The second part presents some in-situ measurements made at the limit of DCF77 transmitter's coverage area(More)
This paper presents some practical aspects regarding the characterization of satellite's orbit through ground-based Doppler observations. The monitoring focused on receiving telemetry signals from active university satellites placed on low-altitude circular orbits, which operate in the UHF amateur radio band. The experimental data was used for satellite(More)
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