APRS
来自Jack's Lab
(版本间的差异)
(→Decode APRS with RTL SDR (RTL2832U)) |
(→Decode APRS with RTL SDR (RTL2832U)) |
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multimon-ng (C) 1996/1997 by Tom Sailer HB9JNX/AE4WA | multimon-ng (C) 1996/1997 by Tom Sailer HB9JNX/AE4WA | ||
(C) 2012/2013 by Elias Oenal | (C) 2012/2013 by Elias Oenal | ||
− | available demodulators: POCSAG512 POCSAG1200 POCSAG2400 EAS UFSK1200 CLIPFSK AFSK1200 AFSK2400 AFSK2400_2 AFSK2400_3 HAPN4800 FSK9600 DTMF ZVEI1 | + | available demodulators: POCSAG512 POCSAG1200 POCSAG2400 EAS UFSK1200 CLIPFSK AFSK1200 AFSK2400 AFSK2400_2 AFSK2400_3 HAPN4800 |
− | + | FSK9600 DTMF ZVEI1 ZVEI2 ZVEI3 DZVEI PZVEI EEA EIA CCIR SCOPE | |
Enabled demodulators: AFSK1200 | Enabled demodulators: AFSK1200 | ||
Found Rafael Micro R820T tuner | Found Rafael Micro R820T tuner |
2013年5月24日 (五) 08:59的版本
目录 |
1 结构
2 网关 (iGate)
- aprsg, aprx, or aprs4r in Linux
- APRSIS32 in Windows
http://www.g4ilo.com/usblink.html
3 APRS-IS
Intro: http://www.aprs-is.net
- javAPRSSrvr for all platform
- aprsc for UNIX/Linux
Tier 2 Network: http://www.aprs2.net/
Tier 2 Network Server Monitor: http://www.aprs2.net/mon.htm
Tier 2 Server List: http://www.aprs2.net/APRServe2.txt
4 协议
- RAW data: http://aprs.fi/?c=raw
4.1 向 APRS-IS 直接推送消息
1. 连接服务器
$ nc 66.109.111.25 14580 # aprsc 2.0.0-gf5e3f21
2. 登陆
直接向 APRS 网络推送消息,需要身份验证,需要业余无线电呼号和 passcode。passcode 的申请,请写一个申请 email 给 pete@ae5pl.net
$ nc 66.109.111.25 14580 # aprsc 2.0.0-gf5e3f21 user YOUR_CALL_SIGNE pass YOUR_PASSCODE -1 ver "manual login".net
成功后会看到服务器返回:
# logresp YOUR_CALL_SIGNE verified, server FIFTH
3. 推送消息
YOUR_CALL_SIGNE>APDR12,TCPIP*,qAC,T2CSNGRAD::EMAIL :aprs-go@gmail.com testing via aprs{1
很快你就能在推送消息的服务器监控页里: http://66.109.111.25:14501 看到有你呼号的那一行的 'Packets Rx' 列,记数加了一个
可以在这个地址直接查看:http://aprs.fi/?c=raw&call=YOUR_CALL_SIGNE 刚刚推送的消息
5 RAW Data 分析
2013-04-15 07:20:39 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2GYOR::EMAIL :help.eprs@gmail.com testing via aprs{1 2013-04-15 07:22:09 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2GYOR::EMAIL :help.eprs@gmail.com testing via aprs{1 2013-04-15 07:43:11 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2GYOR:=4000.00N/11631.20E$ http://aprsdroid.org/ 2013-04-15 07:43:11 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2GYOR::EMAIL :help.eprs@gmail.com testing via aprs{1 2013-04-15 23:06:00 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2HAM:=4000.00N/11631.20E$ http://aprsdroid.org/ 2013-04-15 23:06:00 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2HAM::EMAIL :help.eprs@gmail.com testing via aprs{1 2013-04-15 23:06:00 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2HAM::SMS :help.eprs@gmail.com testing msg {1 2013-04-15 23:08:58 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2HAM:=4000.00N/11631.20E$ http://aprsdroid.org/ 2013-04-15 23:08:58 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2HAM::SMS :help.eprs@gmail.com testing msg {1 2013-04-15 23:08:58 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2HAM::EPRS :tesing msg msg{1 2013-04-16 06:45:48 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2CSNGRAD:=4000.00N/11631.20E$ http://aprsdroid.org/ 2013-04-16 06:45:48 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2CSNGRAD::EMAIL :help.eprs@gmail.com testing via aprs{1 2013-04-16 06:45:48 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2CSNGRAD::EPRS :tesing msg msg{1 2013-04-17 02:42:03 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2CSNGRAD:=4000.00N/11631.20E$ http://aprsdroid.org/ 2013-04-17 02:42:03 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2CSNGRAD::EPRS :tesing msg msg{1 2013-04-17 03:04:20 CDT: BY1WJ-5>APDR12,TCPIP*,qAC,T2CSNGRAD::EPRS :tesing messages{1
6 APRS Satellites
Operational: GO32, semi: PCSAT1, Echo, ISS2, decayed: PCSAT2, ANDE, RAFT, and in-work, P-sat
7 Decode APRS with RTL SDR (RTL2832U)
工具:
- sdr windows driver: http://rtlsdr.org/softwarewindows
- sdr-radio V2: http://v2.sdr-radio.com/Support/RTLSDRs.aspx
- AGW Packet Engine http://www.sv2agw.com/downloads/default.htm
- AGWTracker
pi@raspberrypi ~ $ rtl_fm -f 144640000 -s 22050 - | multimon -a AFSK1200 -t raw /dev/stdin multimod (C) 1996/1997 by Tom Sailer HB9JNX/AE4WA available demodulators: POCSAG512 POCSAG1200 POCSAG2400 EAS AFSK1200 AFSK2400 AFSK2400_2 HAPN4800 FSK9600 DTMF ZVEI SCOPE Enabled demodulators: AFSK1200 Found 1 device(s): 0: Realtek, RTL2838UHIDIR, SN: 00000013 Using device 0: ezcap USB 2.0 DVB-T/DAB/FM dongle Found Rafael Micro R820T tuner Oversampling input by: 46x. Oversampling output by: 1x. Buffer size: 8.08ms Tuned to 144893575 Hz. Sampling at 1014300 Hz. Output at 22050 Hz. Exact sample rate is: 1014300.020041 Hz Tuner gain set to automatic. AFSK1200: fm BH1RBH-7 to SYUYT9-0 via WIDE1-1,WIDE2-1 UIv pid=F0 `,6gl-+K\>= AFSK1200: fm BH1RBH-7 to SYUYT7-0 via WIDE1-1,WIDE2-1 UIv pid=F0 `,6glA,K\>=
pi@raspberrypi ~ $ rtl_fm -f 144640000 -s 22050 - | multimon-ng -a AFSK1200 -A -t raw /dev/stdin Found 1 device(s): 0: Realtek, RTL2838UHIDIR, SN: 00000013 Using device 0: ezcap USB 2.0 DVB-T/DAB/FM dongle multimon-ng (C) 1996/1997 by Tom Sailer HB9JNX/AE4WA (C) 2012/2013 by Elias Oenal available demodulators: POCSAG512 POCSAG1200 POCSAG2400 EAS UFSK1200 CLIPFSK AFSK1200 AFSK2400 AFSK2400_2 AFSK2400_3 HAPN4800 FSK9600 DTMF ZVEI1 ZVEI2 ZVEI3 DZVEI PZVEI EEA EIA CCIR SCOPE Enabled demodulators: AFSK1200 Found Rafael Micro R820T tuner Oversampling input by: 46x. Oversampling output by: 1x. Buffer size: 8.08ms Tuned to 144893575 Hz. Sampling at 1014300 Hz. Output at 22050 Hz. Exact sample rate is: 1014300.020041 Hz Tuner gain set to automatic. APRS: BH1RBH-7>SYUYT9,WIDE1-1,WIDE2-1:',6fl##K\>=
8 HF APRS