software defined radios for vhf, uhf and shf
DESCRIPTION
Foredrag afholdt under Vinter VHF dagen i 2013TRANSCRIPT
Software radioer tilVHF – UHF – SHF
Alex Csete, OZ9AEC
Saturday, January 26, 13
Er det en software radio?
Saturday, January 26, 13
Er det en software radio?
Saturday, January 26, 13
Er det en software radio?
Saturday, January 26, 13
En software radio er en radio, hvor en del af den
grundlæggende radio funktionalitet udføres af software
Saturday, January 26, 13
Software radioer- mest til HF
Saturday, January 26, 13
USRPUniversal Software Radio Peripheral
• Fuld duplex transceivere
• DC – 6 GHz
• op til 50 MHz båndbredde
• 12-16 bit ADC / DAC
• Markedsføres som testudstyr
• USB og Ethernet tilslutning
• Pris typisk 1000 - 2000 USD
http://www.ettus.com
Saturday, January 26, 13
USRPUniversal Software Radio Peripheral
Saturday, January 26, 13
Funcube DongleSDR modtager fra AMSAT UK
• 80 kHz / 14 bit ADC
• 64 MHz – 1.7 GHz (med hul)
• 50 ppm
• Pris 1000
• 192 kHz / 20 bit ADC
• 150 kHz – 2 GHz (med hul i UHF)
• 1.5 ppm
• Pris ~2000 kroner
Saturday, January 26, 13
Funcube Dongle
http://www.funcubedongle.com
Saturday, January 26, 13
RTL-SDRSDR for 100 kroner
Saturday, January 26, 13
RTL-SDR
• RTL2832U DVB-T demodulator
• 8 bit / 3.2 MHz ADC (til DAB og FM)
• 1 - 2.4 MHz brugbar båndbredde
• 200 ppm
• Pris 100 - 400 kroner
https://www.cosycave.co.uk/
Saturday, January 26, 13
HackRF
• Transceiver under udviklilng
• 30 MHz til 6 GHz
• 8 bit ADC
• 20 MHz båndbredde
• USB tilslutning
• Open source
• Lav pris
http://greatscottgadgets.com/hackrf/
Saturday, January 26, 13
SDR#• Hurtigt og nemt at installere
• Funcube Dongle Pro & Pro+
• RTL-SDR
• Windows (Linux)
• Gratis download med kildekode
http://sdrsharp.com/
Saturday, January 26, 13
SDR-Radio V2• Beta
• Funcube Dongle Pro & Pro+
• RTL-SDR
• USRP
• Windows
• Gratis download ?
http://v2.sdr-radio.com/
Saturday, January 26, 13
DSP Radio
• Svært at konfigurere
• Nemt at bruge
• Funcube Dongle Pro
• Mac OS X
• Gratis download
http://dl2sdr.homepage.t-online.de/
Saturday, January 26, 13
Gqrx• Eksperimenterende
• Funcube Dongle Pro
• RTL-SDR
• USRP
• HackRF (når den kommer)
• Linux + Mac OS X
• Open source
http://gqrx.dk/
Saturday, January 26, 13
GNU Radio• Udviklingsmiljø
• Funcube Dongle Pro
• RTL-SDR
• USRP
• HackRF (når den kommer)
• Linux / Mac OS X / Windows
• Open source
http://gnuradio.org/
Saturday, January 26, 13
Byg selv radio?
Saturday, January 26, 13
Byg selv spectrum analyzer?
Saturday, January 26, 13