Nouveau : Traduire du texte avec ChatDico – 172 langues

Dictionnaire français - anglais

An investigation of hf data communication circuits at high latitudes.... Several interesting features were observed: (a) Large Doppler spreads, often in excess of 10 Hz were frequently observed on the trans-auroral path and their occurrence was well correlated with the average position of the auroral oval relative to the path reflection points....

général - core.ac.uk - PDF: lra.le.ac.uk

Fast and accurate calculation of multipath spread from voacap predictions... The predictions of multipath spread are generally comparable with the values measured over an 1800 km sub-auroral path....

PDF: lra.le.ac.uk

Observations of the time-of-flight and direction of arrival of hf radio signals on a path affected by the mid-latitude troughMeasurements of the time-of-flight and direction of arrival of an HF radio signal on a sub-auroral path between Sweden and the U.K....

PDF: www.ursi.org