Hostname: page-component-cd9895bd7-lnqnp Total loading time: 0 Render date: 2024-12-12T11:55:16.687Z Has data issue: false hasContentIssue false

Hardware considerations for high-dynamic-range imaging

Published online by Cambridge University Press:  12 April 2016

D.S. Bagri
Affiliation:
National Radio Astronomy Observatory, Socorro, New Mexico
A.R. Thompson
Affiliation:
National Radio Astronomy Observatory, Charlottesville, Virginia

Abstract

Core share and HTML view are not available for this content. However, as you have access to this content, a full PDF is available via the ‘Save PDF’ action button.

The dynamic range of an image obtained using an interferometer array depends on the (interferometer) gain closure errors. This paper discusses hardware imperfections which cause closure errors and how these errors can be minimised.

Type
Hardware for Interferometry
Copyright
Copyright © Astronomical Society of the Pacific 1991

References

Bagri, D.S. 1990, VLA Electronics Memo. No. 216, NRAO, Socorro, NM.Google Scholar
Clark, B.G. 1978, VLA Electronics Memo. No. 171, NRAO, Socorro, NM.Google Scholar
Clark, B.G. 1981, VLA Scientific Memo. No. 137, NRAO, Socorro, NM.Google Scholar
Cornwell, T. 1985, In Synthesis Imaging, Workshop held Aug. 5-9, 1985, Socorro, NM., eds. Perley, R.A., Schwab, F.R. and Bridle, A. H., p. 137.Google Scholar
D’Addario, L.R., et al. 1984, Radio Science, 19, 931.CrossRefGoogle Scholar
Hines, D.C., et al. 1989, Ap. J., 347, 713.CrossRefGoogle Scholar
Napier, P.J., et al. 1983, Proc. IEEE, 71, 1295.CrossRefGoogle Scholar
Schwab, F. 1978, VLA Computer Memo. No. 150, NRAO, Socorro, NM.Google Scholar
Thompson, A.R. 1980, VLA Electronics Memo. No. 192, NRAO, Socorro, NM.Google Scholar
Thompson, A.R. and D’Addario, L.R. 1982, Radio Science, 17, 357.CrossRefGoogle Scholar
Thompson, A.R. 1984, VLB Array Memo No. 346, NRAO, Socorro, NM.Google Scholar
Walker, R.C., et al. 1988, Ap J., 335, 668.CrossRefGoogle Scholar