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181. Communications For Your Astronomy Event - an Astronomy Net Article
Communications For Your Astronomy Event . ... For many years two-way radios had a feature called by many names including Motorola's Private Line, GE/Ericsson's "Channel Guard", E.F. Johnson's "Call Guard", RCA's "Quiet Channel." ... Some call it by the most correct name (probably) of Continuous Tone Coded Squelch System (CTCSS). ... Since most radios seem to have adopted a 1 - 38 sub-channel system we at last have a way to express what CTCSS tone we all wish to utilize with a simple number. ... Tone . ...
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Ссылки http://www.astronomy.net/articles/28/ctcss.html -- 32.3 Кб -- 09.04.2016
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182. Compact Imaging Spectrometers using Acousto
Compact Imaging Spectrometers using Acousto-Optic Tunable Filters . ... We describe planetary science observations made with the Goddard Space Flight Center, acousto-optic tunable filter (AOTF) cameras. ... In Section 2 we describe our first camera which employed a Si CCD array. ... Our newest camera which we are completing this summer (2000) will extend the spectral range over 2.5-5.2??m. We will discuss the new array performance and provide preliminary interpretations of some of these results. ...
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Ссылки http://www.stsci.edu/stsci/meetings/space_detectors/hillman.htm -- 18.2 Кб -- 10.08.2006
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183. http://www.atnf.csiro.au/research/electronics/docs/mb/updown.pdf
C.S.I.R.O Australia Telescope National Facility Australia Telescope Electronics Group Pulsar Filter Bank Conversion System Manual DRAFT 4/5/98 11:03 AM Mark Leach 1 Table of Contents Topic Page Number 3 Overview Module Description Layout Figure: Multi Beam Interface Rack Pulsar Conversion System Module Positions Figure Dual IF Convertor Front and Rear Panel Connectors Power Supply Electrical Description Local Oscillator Distribution ... DC power is provided by a switch mode supply. ...
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Ссылки http://www.atnf.csiro.au/research/electronics/docs/mb/updown.pdf -- 42.1 Кб -- 07.04.1998
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184. http://www.astro.louisville.edu/software/sbig/archive/xmccd-4.1/xmccd-4.1e/libcfitsio/libcfitsio-3.310/changes.txt
Log of Changes Made to CFITSIO Version 3.31 - 18 July 2012 - enhanced the CFITSIO column filtering syntax to allow the comma, in addition to the semi-colon, to be used to separate clauses, for example: [col X,Y;Z = max(X,Y)]. This was done because users are not allowed to enter the semi-colon character in the on-line Hera data processing system due to computer security concerns. - enhanced the CFITSIO extended filename syntax to allow specifying image compression parameters (e.g. '[compress Rice]') when
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Ссылки http://www.astro.louisville.edu/software/sbig/archive/xmccd-4.1/xmccd-4.1e/libcfitsio/libcfitsio-3.310/changes.txt -- 171.3 Кб -- 18.07.2012
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185. Amateur Telescope Makers of Boston
... Submitted by Bruce Berger on 03/14/2007 11:11:22 . My Co-worker Fenny at the Beijing Planetarium . Fenny is an engineer on my Motorola Beijing team. ... This was her turn to show me around her hometown, and on this day we had a great time touring the planetarium. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...
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Ссылки http://www.atmob.org/gallery/showimage.php?id=520 -- 3.2 Кб -- 09.04.2016
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186. Payload Specialist Bio: Robert Cenker 5/99
... ROBERT J. CENKER . ... This has included launch vehicle evaluation and systems engineering support for Motorola on Iridium; avionics architecture, generation of performance specification, and generation of performance map for small expendable launch vehicle; and constellation configuration and launch vehicle performance definition for proprietary smallsat communications system. Last two years with RCA were spent as Manager of Payload Accommodations on EOS Platform. ...
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Ссылки http://www.jsc.nasa.gov/Bios/PS/cenker.html -- 5.9 Кб -- 20.08.2013
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187. SOFIA's CORBA Experiences: Instances of Software Development
... Up: Software Development Methodologies & Technologies . ... The Stratospheric Observatory for Infrared Astronomy (SOFIA) will use CORBA in several different environments--the airborne mission systems (MCS), the ground support system (DCS), and a Facility Science Instrument (FLITECAM). A review of CORBA development experiences on the MCS reflects the challenges and choices made, while comparison with other SOFIA implementations shows the variety of CORBA applications and benefits. ...
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Ссылки http://www.adass.org/adass/proceedings/adass00/O3-01/ -- 35.1 Кб -- 04.06.2001
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188. http://www.astrosociety.org/elenin/ab2011-72.pdf
ASTRONOMY BEAT Number 72 · May 3, 2011 Publisher: Astronomical Society of the Pacific Editor: Andrew Fraknoi Designer: Leslie Proudfit www.astrosociety.org © 2011 , Astronomical Society of the Pacific 390 Ashton Avenue, San Francisco, CA 94112 Comet Elenin : Cosmic Threat or Celestial Visitor David Morrison NASA Ames Research Center and the SETI Institute ASTRONOMY ... Will Comet Elenin destroy the Earth this year? ... 72 · May 3, 2011 Comet Elenin on March 6, 2011. ... Astronomy Beat No. ...
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Ссылки http://www.astrosociety.org/elenin/ab2011-72.pdf -- 1180.4 Кб -- 22.08.2011
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