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http://www.mrao.cam.ac.uk/projects/OAS/pmwiki/uploads/MROIDelayLine.Requirements/INT-402-MIS-0000.pdf.
http://www.mrao.cam.ac.uk/projects/OAS/pmwiki/uploads/MROIDelayLine.Requirements/INT-402-MIS-0000.pdf.
1. http://www.mrao.cam.ac.uk/projects/OAS/mroi_visual_intro/
... The MROI makes use of optical interferometry, much like COAST . ... As a major collaborator, the Cambridge Astrophysics Group is currently developing some of the mechanisms below, specifically the delay line and the fast tip-tilt system. ... Fringe tracking is used to control the positions of the delay line trolleys to make sure the light beams from the different telescopes in the MROI arrive at the science camera beam combiners in phase so that an interference pattern can be produced. ...
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Ссылки http://www.mrao.cam.ac.uk/projects/OAS/mroi_visual_intro/ -- 15.7 Кб -- 21.02.2013
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2. http://www.mrao.cam.ac.uk/projects/aavp/posters/daSilva_AAVP-Cambridge2010.pdf
... The design employs a differential structure. ... The input is adapted to 100 differential, and the outputs use standard Low Voltage Differential Signaling (LVDS). ... T/H SINGLE T/H Single Input T/H Single Output 1.35 0.15 0.2 T/H DIFFERENTIAL Input T/H Output T/H 0.1 1.3 0.05 volts volts Figure 5: Digital part and digital gate 0 1.25 -0.05 -0.1 1.2 Integrated Test System A test system is integrated on chip to evaluate the transmission to the data acquisition card (fig: 7). ...
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Ссылки http://www.mrao.cam.ac.uk/projects/aavp/posters/daSilva_AAVP-Cambridge2010.pdf -- 1772.7 Кб -- 06.12.2010
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