Federal Communications Commission (ix)(A) For a station authorized pursuant to § 73.215 or Sec. § 73.509, a showing that the root mean square (RMS) of the measured composite antenna pattern (encompassing both the horizontally and vertically polarized radiation components (in relative field)) is at least 85 percent of the RMS of the authorized composite directional antenna pattern (in relative field). ...

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• PRCZ table
• National Radio Quiet Zone Fact Sheet

This groups includes about 200 communication satellites ("comsats") scattered in synchronous orbits above the Earth's equator. ... 6 Earth radii (42,000 km or 26,000 miles), these satellite make one orbit per day, and therefore as the Earth turns, they always stay above the same ground station. ... Still another application is the 24-satellite network of the "Global Positioning System" (GPS), in circular orbits at distances of about 4.1 Earth radii (26,000 km or 16,000 miles). ...

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• Synchronous Orbit

Communications For Your Astronomy Event . ... Pick a set of FRS radios for communications one mile or less - At less than $10 per radio plus a sack of AA or AAA batteries, this inexpensive approach is prudent for the vast majority of events. ... GMRS is good for communications across town. ... Good ol' CB Radio has its place on the highways, but there really is no point in using it for event comms since FRS, MURS and GMRS exist. ... Star Party Radio Coordination Frequency . ... www.astronomy.net . ...

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• Math Is Not The Means - an Astronomy Net Seti Forum Message

... Milky Way . ... Science Fiction . ... Karl Guthe Jansky (1905-50) was born in Norman, Oklahoma; he was of French, Czech and English descent and grew up in Madison, Wisconsin.б  Jansky was the third of six children and was named after physicist Karl Guthe whom his father Cyril Jansky had worked for earlier in his career.An interest in science and physics was perhaps in KarlБЂ™s genes as Cyril Karl Jansky БЂњRadio Astronomy, I am your fatherБЂќ (Image credit:Wikimedia.org) . ...

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XPA supports both inet and unix (local) socket communication. XPA uses sockets for communication between processes. It supports three methods of socket communication: inet, localhost, and unix. ... You can set up a different method by typing something like: setenv XPA_METHOD local # unix csh XPA_METHOD=local; export XPA_METHOD # unix sh, bash, windows/cygwin set XPA_METHOD=localhost # dos/windows The options for XPA_METHOD are: inet , unix (or local ), and localhost . ... Go to XPA Help Index ...

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• The XPA Messaging System

... Report on Cosmic Call 1999 . ... Cosmic Call Sessions . ... This Report outlines methodology, hard- and software, which were developed to transmit first public Interstellar messages from Evpatoria Deep Space Center (EDSC), and describes four Cosmic Call Sessions, which were fulfilled in EDSC on May 24 and June 30 - July 1, 1999. ... Each Cosmic Call consists of two parts. ... Dutil Message, . ... The software for gathering all messages and creating the Cosmic Call stream, was written on C language. ...

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• Examples of devices
• Direct Chaos Communications - InformChaos Lab.
• Synthesis and transfer of the interstellar radiomessage "Cosmic Call 2003"

... Science User Portal . ... ESO, the European Southern Observatory . ... Travel and Contacts . Travel to ESO Headquarters . ... Travel to E-ELT Armazones . ... Weekend Visits to the ALMA OSF . ... Survey Telescopes . ... Star Clusters . ... Stars@ESO . ... ESO Science Newsletter . ... ESO 3.6-metre telescope . ... MPG/ESO 2.2-metre telescope . ... Antennas . ... Catch a Star 2013 . Catch a Star 2011 . ... ALMA antennas visible in the distance, amid the arid surroundings of the Atacama desert. ...

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• Communication antenna at Paranal | ESO
• Communications Antenna at Paranal | ESO
• Four ALMA antennas on the Chajnantor Plain | ESO

SYSTEM COMPOSITION . ... RADIATION AND ECOLOGICAL MONITORING . THE COMPOSITION OF AUTOMATIC SYSTEM . ... Weather hardware to measure wind velocity distribution in the near-earth layer and at altitudes up to 300 m. Satellite data transmission stations. RSC Energia communication satellite; . ... Automatic radiation and ecological station. ... Control and monitoring of the automatic continuous measurement system. ... Official WEB-site of S.P.Korolev RSC Energia . ...

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• S.P.Korolev RSC Energia - YAMAL-200 COMMUNICATIONS SATELLITE
• RSC "Energia" - History
• RSC "Energia" - Automatic Space Systems

IEIIT ­ Istituto di Elettronica e di Ingegneria dell'Informazione e delle Telecomunicazioni c/o Politecnico di Torino, Italy Antenna Design Study for AAlo 70-450 MHz G. Virone, R. Tascone, O. A. Peverini, G. Addamo, F. Perini*, J. Monari*, M. Schiaffino* *Istituto di Radio Astronomia Istituto Nazionale di Astro Fisica Applied Electromagnetics Group AAVP 2010 , ...

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SKA - Report on Africa 's New Spectrum Frontiers Selaelo Matlhane SKA SA - Spectrum Alternative Telecoms Manager IUCAF 4th School on Spectrum management for Radio Astronomy Joint ALMA Observatory, Santiago, Chile 7-13 April 2014 Scope · Broadcasting Services ·Digital Terrestrial Television (DTT) Migration ·Digital Dividend · Broadband Services · Broadband Policy · Radio Astronomy in South ... First level - To bring national plan into line with ITU's radio regulations 2. ...

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• http://www.atnf.csiro.au/projects/askap/techdocs/prototype_luneburg.pdf
• Ionized Hydrogen at Large Galactocentric Distances
• Bandpass and antenna gain calibration

... 29a. Satellite looking up . ... 29e. Explorers of distant space . Space Index . This groups includes about 200 communication satellites ("comsats") scattered in synchronous orbits above the Earth's equator. ... 6 Earth radii (42,000 km or 26,000 miles), these satellite make one orbit per day, ( sidereal day of 23 h 56 min--see here ) and therefore as the Earth turns, they always stay above the same ground station. ... Next Satellite Class: #29e Missions to Planets and to Distant Space . ...

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• Satellites commerciaux
• Equipment for digital communications
• Synchronous Orbit

Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... The algorithm and appropriate program for decametric radiosignal propagation conditions prediction for paths from 500 to 9000 km have been developed at ISTP SB on the basis of normal wave method (AltyntsevaB.I,Iliyin N.V., Kurkin V.I. and others //Decameters channel simulation on the base of normal wave method . ... Solar activity indices are chosen automatically from the prediction date from the database . ...

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• East Siberian Center for the Earth's Ionosphere Research. Incoherent Scatter

Optical Communication Experiment using Very Small Optical transmitter with SLR station National Institute of Information and Communications Technology, Japan Space Communications System Laboratory Hiroo Kunimori and VSOTA TEAM Sep 24, 2012 WPLTN Technical Workshop@St.Petersburg, Russia Table of Contents Backgound:HODOYOSHI Project JapaneseHODOYOHI= Reasonable Reliability Engineering to develop series of 50kg Satellite. ... How to share wavelength communication beam and ranging beams. ...

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.

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• Intelligent Life On Earth?
• The Radio Signature of the Earth

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... Annual Meeting . ... Other Workshops, Conferences and Events . ... Special Events . Communicating Science: EPO Conference . Galileo Teacher Training Program Workshop . ... A National Conference on Science Education and Public Outreach . ... Much of the conference will be in the format of hands-on sessions, where we will practice effective techniques for sharing and discussing our work. ... The Communicating Science EPO conference program committee welcomes four kinds of abstracts: . ...

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• ASP: Last Page Czech Republic
• ASP: There's More to Light Than Meets the Eye
• ASP: Learning and Communicating Across Disciplines

... Piping in a C program: < stdio.h > . ... Pipes . ... We use fprintf() and fscanf() to communicate with the pipe's stream . ... plotter.c module */ /* contains routines to plot a data file produced by another program */ /* 2d data plotted in this version */ /**********************************************************************/ #include externals.h static FILE * plot1 , *plot2, *ashell; static char *startplot1 = plot [] [0:1.1]'plot11.dat' with lines, 'plot12.dat' with lines\n ; static ...

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• Results scientific researchs 15
• Sts dsp - ADI - Digital Signal Processing Manuals: ADSP-21xx DSP Family

... And the Geminid meteors are now building towards maximum, on the night of 12/13 or 13/14 December, depending on who you believe! ... If you wait until the radiant is at its highest point, and for an hour or two after, you might see about 100 or more Geminids per hour from a very dark location. ... Not at the radiant, believe it or not! ... If it's cloudy those two nights, don't worry - you will still see some Geminids any night from tonight right into the weekend. ... See also: Geminid Meteors . ...

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• Terry Mosely's Bulletins
• Numbers and distances

... Infrared astronomy . ... Online resources . ... 1995 - . ... 1996 - . ... The Astronomical Journal . ... 1849 - 1997(ADS) . ... 1989 - 2013 . ... The Astrophysical Journal . ... The Astrophysical Journal Letters . ... The Astrophysical Journal Supplement Series . ... Communicating Astronomy with the Public (CAP) Journal . ... Journal for the History of Astronomy . ... Journal Geophysical Research A : Space Physics . ... Linux Journal ** For online access, please contact the Library . ... 1996 - 2013...

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• Virgo Group - Gravitational Wave basics
• HwB: Apple Communication Slot Connector (Offline)
• CHIANTI atomic database

... Up: Future Instruments and Telescopes, Tools . ... New Generation Astronomical Telescopes (NGAT), a class of telescopes designed to be operated remotely and robotically, require efficient methods for communicating images over heterogeneous and low-bandwidth data networks such as the Internet. ... Methods researched thus far involve the classification of astronomical images based on object parameterisation, progressive image transmission, and evaluation of existing image compression schemes. ...

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• ADASS 2003 Conference Proceedings