gnu radio & digitaal vliegtuig spotten
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GNU Radio & digitaal vliegtuig spotten
door Peter Martin www.db8.nl / @pe7er
Linux User Group Nijmegen10 februari 2015
Joomla User Group Den Bosch – 1 december 2014Joomla User Group Den Bosch – 1 december 2014
1. Radio
2. EZCAP DVB-T
3. GNU Radio
4. gqrx
4. dump1090
Overzicht
Draadloze telecommunicatie waarbij een radiozender boodschappen verspreidt in de vorm van radiogolven.
Radiogolven = radiofrequente straling= elektromagnetische straling met golflengten uiteenlopend van ruwweg duizend kilometer tot een millimeter
Description - Mode Frequency
12m Amateur Radio (AM/FM/CW/USB/LSB) 24.890 - 24.990MHz
CB Radio (AM/FM/USB/LSB) 26 - 28MHZ
10m Amateur Radio (AM/FM/CW/USB/LSB) 28.400 - 29.700MHz
6m Amateur Radio (AM/FM/CW/USB/LSB) 50 - 52MHZ
Civil Airband (AM) 117.975 - 136.000 MHz
2m Amateur Radio (AM/FM/CW/USB/LSB) 144 - 146MHZ
Marine Band (FM) 156 - 163MHz
PMR (Private Mobile Radio) (NFM) 163 - 185MHZ
Military Airband (AM) 200 - 399MHZ
70 cm Amateur Radio (AM/FM/CW/USB/LSB) 430 - 440MHZ
PMR and Security (NFM) 440 - 470MHZ
This perfect DVB-T digital TV USB 2.0 dongle allows you to watch your favorite TV shows and play FM radio and DAB digital radio on your computer. Via this dongle, you can record them and convert them into MP3 format. The Time-shift function also allows you to pause and instantly replay your favorite scenes. With the Ezcap USB DVB-T Stick with FM&DAB, you can listen to FM radio and digital DAB radio, and record them to WMA audio format into your computer.
- Package includes:
- 1 x TV receiver
- 1 x Antenna
- 1 x Software drive
- 1 x Stand base
- 1 x Remote controller (1 x CR2025 included)
- 1 x English manual
Dimensions: 3.54 in x 1.06 in x 0.55 in (9.0 cm x 2.7 cm x 1.4 cm)
Weight: 0.81 oz (23 g)
Ezcap DVB-T
- Chipset: RTL2832
- Receiving frequency: DVBT 48.25~863.25MHz
- Punctured codes: 1/2, 2/3, 3/4, 4/5, 5/6, 7/8
- Bandwidth: 6/7/8MHz auto select for DVBT
- USB 2.0 standard
- Max No. Section filtering: 32PIDs
- Stream capture: PES & TS
- Video Format: MPEG-II Main Profile & Main Level
- Audio Format: MPEG-II Audio Layer I & II
- FM range: 78~108MHz
Ezcap DVB-T
Driver installeren
$ dmesg[56.085860] usb 1-1.1: new high-speed USB device number 7 using ehci_hcd[56.188795] usb 1-1.1: New USB device found, idVendor=0bda, idProduct=2838[56.188800] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=0[56.188804] usb 1-1.1: Product: RTL2838UHIDIR[56.188807] usb 1-1.1: Manufacturer: Realtek
Juiste Build tools
sudo apt-get update
sudo apt-get upgrade
sudo apt-get install git-core git make cmake libusb-1.0-0-dev sudo apt-get install build-essential pkg-config
Driver compileren
$ git clone git://git.osmocom.org/rtl-sdr.git
Compileren:
$ mkdir build$ cd build/$ cmake ../ -DINSTALL_UDEV_RULES=ON$ make$ sudo make install$ sudo ldconfig
$ sudo cp rtl-sdr.rules /etc/udev/rules.d
$ sudo reboot
$ rtl_test -t
GNU Radio
a free & open-source software development toolkit that provides signal processing blocks to implement software radios.
widely used in hobbyist, academic and commercial environments to support both wireless communications research and real-world radio systems.
GNU Radio is licensed under the GNU General Public License (GPL) version 3.
Installatie
$ sudo apt-get install gnuradio
of vanuit source:git clone http://gnuradio.org/git/gnuradio.git
Vanuit source
Bijv in onder /home/ van user een map /linuxnijmegen
$ git clone http://gnuradio.org/git/gnuradio.git
Compileren (+- 30 min) levert foutmelding op. Vanuit andere branch compileren?
$ git branch -a
$ git checkout maint
Vanuit source
Gqrx - http://gqrx.dk/
$ git clone https://github.com/csete/gqrx.git
$ mkdir build$ cd build$ qmake ..$ make
Vanuit source
“Missing gnuradio-osmosdr”
http://sdr.osmocom.org/trac/wiki/rtl-sdr
$ git clone git://git.osmocom.org/gr-osmosdr$ cd gr-osmosdr/$ mkdir build$ cd build/$ cmake ../
$ make$ sudo make install$ sudo ldconfig
dump1090 vanuit source
https://github.com/MalcolmRobb/dump1090
$ git clone git://github.com/MalcolmRobb/dump1090.git$ cd dump1090/$ sudo make
./dump1090 --net --net-http-port 8080of ./dump1090 --interactive --net
Vragen?
Peter Martin
e-mail: info at db8.nl
website: www.db8.nl
twitter: @pe7er
Presentatie: http://www.db8.nl
Gebruikte foto's
KLM B747-400 PH-BFK - Humphrey Manusiwa, 2012
http://commons.wikimedia.org/wiki/File:KLM_B747-400_PH-BFK.jpg
Philco radio model PT44 front - Armstrong1113149, 2009
http://commons.wikimedia.org/wiki/File:Philco_radio_model_PT44_front.jpg
WWVNBSRadioStation 001 - National Institute of Standards and Technology, 1920
http://commons.wikimedia.org/wiki/File:WWVNBSRadioStation_001.jpg
Libelle Portable Radio receiver-tuner pic3 - AlfvanBeem, 2012
http://commons.wikimedia.org/wiki/File:Libelle_Portable_Radio_receiver-tuner_pic3.JPG
Dump1090 - Philippe Teuwen
http://wiki.yobi.be/wiki/RTL-SDR
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