Satellites via LINUX USB #1



LINUX Ubuntu + GQRX + UDP + Direwolf

ISS decoding via LINUX 28 July 2016 11:25-11:35 UTC Ele 26 deg, W-N-NE 1200bps AFSK 145.825MHz UWE-3 decoding via LINUX 29 July 2016 11:02-11:15 UTC Ele 78 deg, S-W-N 9600bps GMSK 436.395MHz DTUsat-2 receiving via LINUX 30 July 2016 00:33-00:44 UTC Ele 20 deg, SE-E-N 2401.851->145.851MHz USB DTUsat-2 streaming in GQRX DX-1 decoding via LINUX Perseus-M1 decoding via LINUX DX-1 Perseus-M1 1st Aug 2016 7 Aug 2016 22:12-22:23JST 23:04-23:17JST Ele 25 deg, SE-E-N Ele 76 deg, N-E-S 9600bps GFSK 9600bps GFSK 438.225MHz 400.170MHz HORYU-4 receiving via LINUX Ubuntu1610 HORYU-4 received 2.4GHz using LINUX 11:45-11:56 UTC, 5 Dec 2016, Ele 20 W-S-SE, 2400.300MHz 100kbps BPSK MXL_Client installing 1. http://mxl-ops.engin.umich.edu/ 2. http://exploration.engin.umich.edu/blog/?p=2535 3. http://www.pe0sat.vgnet.nl/decoding/unix-tlm-decoding/ 4. Get an account at the site of University of Michigan. 5. Set your account and Login at this site. 6. Input your "Username and Password" in the popuped window. 7. Get "API Access Token" number in the bottom right of the display. 8. Press 'Dounload Public Client Launcher' in 'MXL Satellite Client'. 9. Download 'mxl_client.zip' 10. Ubuntu -> Downloads -> [mxl_client.zip] -> right_click -> Open with Archive Maneger -> Extract 11. Ubuntu -> Downloads -> [mxl_client] -> [Docs] -> Read 'index.html' 12. Ubuntu -> Downloads -> [mxl_client] -> [groundstation] -> Select 'config_props' 13. Edit 'config_props' as follows: radio.1.name=Radio radio.1.address=localhost radio.1.port=8001 radio.1.type=KISS radio.1.tncport=1 client.callsign=JE9PEL client.id=JE9PEL_GS server.address=mxlab.engin.umich.edu server.port=12805 14. Install java using the following: username@hostname:~$ sudo apt-get install default-jre username@hostname:~$ java -version 15. Run GQRX, Direwolf, and MXL_Client as follows. 16. $ cd Downloads/mxl_client/groundstation 17. $ java -jar groundstation_launcher_public.jar 18. Input 'API Access Token' number in the popup window. 19. Now, GQRX -> UDP(port: 7355) -> Direwolf(KISS port=8001) -> MXL_Client Direwolf_Decoder & AFSK1200_Decoder Ubuntu 'menu_bar' -> Gqrx_Tools -> AFSK1200_Decoder GQRX -> Press the 'UDP' button at the bottom right GQRX -> Receiver Options -> Filter width: User(60.4k) -> Frequency: 144.657MHz $ direwolf -r 48000 -B 1200 (-B 9600) -t 0 udp:7355 APRS frequency: 144.640MHz ... 9600bps FSK 144.660MHz ... 1200bps AFSK APRS MIC-E Format: My_HP miceconv.htm

Gpredict

1. $ sudo apt-get install gpredict 2. $ gpredict 3. Set the latitude and longitude on Menu bar of Ubuntu. 4. Gpredict -> Edit -> Preferences -> Ground Stations 5. Gpredict -> Edit -> Update TLE -> From network 6. Gpredict -> File -> New Module -> ISS etc. 7. Set the host and port on Gprecict and GQRX as shown below. 8. Gpredict -> Edit -> Preferences -> Interfaces -> Radios -> Add New 9. GQRX -> Tools -> Remote control settings -> host, port etc. 10. Triangle button in the upper right of Gpredict -> Radio Control 11. Set the satellite frequencies, and press Engage & Track button. 12. Then it will begin the automatic tracking of Doppler shift. [Reference] Controlling gqrx by WordPress Unix TLM decoding by PE0SAT LINUX USB boot JP by JE9PEL Satellites USB #2 by JE9PEL


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