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http://www.mrao.cam.ac.uk/projects/surveys/snrs/snrs.G184.6-5.8.html.
http://www.mrao.cam.ac.uk/projects/surveys/snrs/snrs.G184.6-5.8.html.
1. G4.5+6.8
... Flux density at 1 GHz (/Jy): 19 . ... Notes: This is the remnant of Kepler's SN of AD 1604. Radio: Incomplete shell, brighter to the N. Optical: Faint filaments. X-ray: Shell, brighter to the N. Distance: Optical expansion and proper motion indicates about 2.9 kpc, H I observations suggest 3.4 to 6.4 kpc. ... van den Bergh & Kamper 1977, ApJ, 218, 617. ... ADS . ... Optical imaging and spectroscopy. ... Optical spectroscopy. ... Chandra observations of rim. ... 2008, AJ, 135, 538. ...
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Ссылки http://www.mrao.cam.ac.uk/projects/surveys/snrs/snrs.G4.5+6.8.html -- 8.3 Кб -- 10.04.2016
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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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