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http://www.naic.edu/~pulsar/y2kws/talks/ramesh2/gmrtblock.ps.
http://www.naic.edu/~pulsar/y2kws/talks/ramesh2/gmrtblock.ps.
1. http://www.naic.edu/~astro/sdss7/talks/Phased_Array_Feeds.pdf
... 0 GBT PAF Demonstration System Single channel only represented 1 Element Patterns 1 Elevat ion ( Degrees ) -1 0.8 0.6 0 0.4 1 -1 0 1 Cross Elevat ion ( Degrees ) 0.2 0 1 Elevat ion ( Degrees ) 1 Elevat ion ( Degrees ) Elevat ion ( Degrees ) -1 0.8 0.6 0 0.4 1 -1 0 1 Cross Elevat ion ( Degrees ) 0.2 0 -1 0 1 Cross Elevat ion ( ...
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Ссылки http://www.naic.edu/~astro/sdss7/talks/Phased_Array_Feeds.pdf -- 2411.5 Кб -- 15.07.2013
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2. http://www.naic.edu/~phil/mbeam/hipass.pdf
... 2.3 Data acquisition Spectra generated by the Multibeam correlator contain the usual structure seen in spectra from other H i instruments: a bandpass spectrum which is the sum of the sky , ground and receiver temperatures multiplied by the product of the filters in the receiver chain; superimposed on this is a noise ... Note also that sources extended much beyond ,40 arcmin can be imaged poorly in HIPASS images because of the bandpass sidelobe effect described in Section 3.3. ...
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Ссылки http://www.naic.edu/~phil/mbeam/hipass.pdf -- 370.1 Кб -- 14.03.2003
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