39 results for tags
space x
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The CPU Shack - History of Microprocessors & CPU Technology
CPU History Museum for Intel CPUs, AMD Processor, Cyrix Microprocessors, Microcontrollers and more.Mon Apr 16 10:46:21 2018 - permalink -
Also has information about processors used in space missions:
http://www.cpushack.com/space-craft-cpu.html- http://www.cpushack.com/
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iDSKY
Simulation of the Apollo Guidance Computer (AGC) and its display/keyboard (DSKY).Sat Feb 3 14:51:33 2018 - permalink -- http://idsky.genedorr.com/iDSKY.html
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Virtual AGC (Apollo guidance computer) Home Page
The purpose of this project is to provide a computer simulation of the onboard guidance computers used in the Apollo Program's lunar missions, and to generally allow you to learn about these guidance computers.Wed Jan 24 14:40:19 2018 - permalink -
See also the source code at https://github.com/chrislgarry/Apollo-11/- http://www.ibiblio.org/apollo/index.html
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Daniel Estévez – Electronics, ham radio and more
Has a number of interesting articles, for exampleTue Nov 8 22:38:39 2016 - permalink -
Trying to find the DSLWP-B crash site, calculation of the impact location of the DSLWP-B spacecraft.
https://destevez.net/2019/08/trying-to-find-the-dslwp-b-crash-site/#more-7025
Detailed description of decoding telemetry from Voyager 1 received 2015-12-30 with the Green Bank radio telescope.
https://destevez.net/2021/09/decoding-voyager-1/
And some more recent data
https://destevez.net/2021/12/more-data-from-voyager-1/
Analysis of the Ephemeris quality during the Galileo outage in July 2019.
https://destevez.net/2019/09/ephemeris-quality-during-the-galileo-outage/
https://destevez.net/2019/08/galileo-outage-revisited/
Other articles related to satellite navigation
https://destevez.net/2022/03/a-rust-implementation-of-galileo-osnma/
https://destevez.net/2022/03/timing-sdr-recordings-with-gps/
https://destevez.net/2019/11/measuring-the-allan-deviation-of-a-gpsdo-with-an-sdr/
https://destevez.net/2023/10/update-on-the-galileo-gst-utc-anomaly/
The following articles contain information about the Pluto SDR
https://destevez.net/2023/02/maia-sdr/ Maia SDR, an open-source FPGA-based SDR project focusing on the ADALM Pluto. https://maia-sdr.org/
https://fosdem.org/2024/schedule/event/fosdem-2024-1841-maia-sdr-an-open-source-fpga-based-project-for-ad936x-zynq-radios/
https://destevez.net/2022/09/connecting-the-pluto-sdr-to-an-android-phone/
https://destevez.net/2022/08/calculating-the-qo-100-beacons-frequency-separation/
Details of the Reed-Solomon code used by Voyager
https://destevez.net/2021/12/voyager-1-and-reed-solomon/
https://destevez.net/2022/02/an-error-in-the-dsn-telecommunications-link-design-handbook-description-of-reed-solomon/
LDPC toolkit
https://destevez.net/2023/07/ldpc-toolbox-gets-ldpc-decoding/
https://github.com/daniestevez/ldpc-toolbox
List of RF recordings
https://destevez.net/rf-recordings/- http://destevez.net/
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Stuff in Space
Graphical demonstration of space debris.Tue Jul 14 13:14:05 2015 - permalink -- http://stuffin.space/
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James Miller's Home Page
Interesting articles about amateur satellites.Sun May 25 23:49:54 2014 - permalink -- http://www.jrmiller.demon.co.uk/
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Spectrum of first 3-carrier signal from Galileo IOV.
Thu Dec 22 15:32:30 2011 - permalink -- http://www.esa.int/images/Galileo_E5_E6_E1_signals_171211_074819%2C0.png
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Earth | Time Lapse View from Space | Fly Over | Nasa, ISS on Vimeo
Time lapse video taken from the ISS.Wed Dec 21 19:36:35 2011 - permalink -- http://vimeo.com/michaelkoenig/earth-timelapse-iss
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All (known) Bodies in the Solar System Larger than 200 Miles in Diameter
Photo collage of all largish bodies in the Solar system.Tue Apr 17 17:41:21 2007 - permalink -- http://kokogiak.com/solarsystembodieslargerthan200miles.html
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Expedition 14 - Wikipedia, the free encyclopedia
More on the golfball in space. The link to the tracking information does not work on Firefox 1.5.Fri Jan 19 15:56:49 2007 - permalink -- http://en.wikipedia.org/wiki/Expedition_14#EVA_1
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E21 Golf Company Space Shot Three Days Or Three Years In Orbit
New orbit trajectory calculations by Russian scientists contradict NASA's original projections that the golf ball will orbit the earth for approximately 3 days, and suggest a 3 1/2 year orbit is more likely, as the ball will descend by a few yards a day.Fri Jan 19 15:13:09 2007 - permalink -- http://www.spacedaily.com/reports/E21_Golf_Company_Space_Shot_Three_Days_Or_Three_Years_In_Orbit_999.html
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NASA - Spacewalkers Tee Off on Science, Mechanics
Golfball in space--NASA predicts only 3 days in orbit.Fri Jan 19 15:10:25 2007 - permalink -- http://www.nasa.gov/mission_pages/station/expeditions/expedition14/exp14_eva_112206.html
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SPACE.com -- Orbital Tee Time: Spacewalkers Set for Golf Shot, ISS Maintenance
I want to see what I get for the orbital lifetime of the golf ball.Wed Dec 20 18:34:40 2006 - permalink -- http://www.space.com/missionlaunches/061122_exp13_eva1preview.html
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CelesTrak WWW
Satellite orbit data (TLE), software and links.Fri Dec 1 14:33:51 2006 - permalink -- http://celestrak.com/
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WAAS information from the Stanford GPS Lab
The GPS lab at Stanford determined the GIOVE-A L1-B and L1-C codes. Compared to the Cornell team,Tue Jul 25 17:45:21 2006 - permalink -- http://waas.stanford.edu/GalileoCode/
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Newswise | Cracking the Secret Codes of Europe's Galileo Satellite
Some background to Cornell's determination of the GIOVE-A spreading codes.Mon Jul 24 16:18:56 2006 - permalink -- http://www.newswise.com/articles/view/521790/
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programming musings Version control
Interesting blog entry about Lisa Pathfinder and some of the used tools.Fri Jun 30 20:12:28 2006 - permalink -
In 2013, the author started his new blog at https://jao.io/blog- http://jaortega.wordpress.com/tag/version-control/
