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Titel |
Stereo CUTLASS - A new capability for the SuperDARN HF radars |
VerfasserIn |
Mark Lester, P. J. Chapman, S. W. H. Cowley, S. J. Crooks, J. A. Davies, P. Hamadyk, K. A. McWilliams, S. E. Milan, M. J. Parsons, D. B. Payne, E. C. Thomas, J. D. Thornhill, N. M. Wade, T. K. Yeoman, R. J. Barnes |
Medientyp |
Artikel
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Sprache |
Englisch
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ISSN |
0992-7689
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Digitales Dokument |
URL |
Erschienen |
In: Annales Geophysicae ; 22, no. 2 ; Nr. 22, no. 2 (2004-01-01), S.459-473 |
Datensatznummer |
250014776
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Publikation (Nr.) |
copernicus.org/angeo-22-459-2004.pdf |
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Zusammenfassung |
The Super Dual Auroral Radar Network (SuperDARN), which consists of networks of
HF radars surrounding the northern and southern poles, has proven to be an extremely
successful experimental technique in a wide range of scientific areas. The basic
design of the radars, which contributes to SuperDARN, has remained virtually
unchanged since the first radar was built in the early 1980s. This paper presents the
first results of a significant new development of the basic system. Termed "Stereo",
this development involves the addition of a duplicate receive channel and makes use
of the spare duty cycle available in the current transmitters. The Stereo system has been
implemented on the two radars that form the Co-operative UK Twin Located Auroral
Sounding System (CUTLASS), which are the easternmost pair of radars in the
Northern Hemisphere SuperDARN chain. Instead of the standard 7 pulse sequence
normally employed by the radars, two such pulse sequences are interleaved and
transmitted at different frequencies separated by more than 15kHz. This
development allows for the radar to run two entirely different experimental modes
simultaneously. Here we describe the basic Stereo system and some of the early
results. We also identify potential new experiments which could be run with Stereo to
complement the existing standard SuperDARN radar.
Key words. Ionosphere (ionosphere-magnetosphere interactions;
ionospheric irregularities; instruments and techniques) |
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