Automatic Position Reporting System
aka Automatic Packet Reporting System
APRS home — http://www.aprs.org/
Used by permission of Bob Bruninga — WB4APR.
Thanks Bob for your permission and suggestions.
Definition:
A packet radio application for tracking real-time events
by graphically displaying information on maps
For more information ::
- https://hamradioprep.com/aprs-for-ham-radio/
- https://en.wikipedia.org/wiki/Automatic_Packet_Reporting_System
Software Available for APRS
- APRSDos DOS
- MacAPRS Macintosh
- WinAPRS Windows
- javAPRS
- paImAPRS uses Palm III Organizer
- XAPRS Linux
- Xastir Linux
- Windows CE
- UI — View
- APRS Plus (APRS+) uses DeLorme Street Atlas for maps
Software available for download ..
from www.tapr.org — click on “Latest APRS Software”
Go to “Software” and download software of your choice.
APRSDos can run on an old computer that has 8088 processors
and as little RAM as 640 Kb.
Publications available on APRS:
- Getting On Track with APRS; ARRL Publication, 1996
APRS Tracks, Maps and Mobiles; ARRL Publication, 1999
Frequencies in Use:
- 2 meters 144.39 USA/Canada/Most of Europe
- 2 meters 145.825 PCsat APRS satellite, 1200 baud up/dn
- Space Station (ISS)
- 145.800 downlink ; 145.990 uplink
- 70 cm 445.925
- 30 meters 10.151 LSB most commonly used
- 20 meters 14.103 LSB
- 17 meters 18.107 LSB
A GPS Receiver is not required and does not have to be connected
for a home(QTH) or a fixed station
all that is required is your known position (Latitude/Longitude)
which can be found on DeLorme Street Atlas, DeLorme Topo State maps, any USGS Topo map, or by someone with a GPS receiver
| Internet Sites: | |
| WB4APR | http://www.ew.usna.edu/bruninga/aprs.html |
| Northwest APRS | http://nwaprs.org |
| Kansas City APRS | http://www.kcaprs.org |
| Northern Illinois APRS | http://nian.aprs.net |
Internet Sites Regarding the PCsat APRS satellite:
| PCsat WEB page | http://www.ew.usna.edu/~bruninga/pcsat.html |
| ISS-APRS FAQ | http://www.ew.usna.edu/~bruninga/iss-faq.html |
| APRS LIVE pages | http://www.ew.usna.edu/~bruninga/aprs.html |
| APRS SATELLITES | http://www.ew.usna.edu/~bruninga/astars.html |
Live APRS activity on the Internet
| This is live APRS activity in North America or you can specify a Region you wish to view, this takes awhile to load so be patient. |
http://www.findu.com/cgi-bin/find.cgi?
| This site gives you 3 views of a stations location and a few other options. Remember to end this url with the station you want to view callsign. i.e.http://www.findu.com/cgi-bin/find.cgi?KI0BJ |
New Hardware for APRS
| Kenwood TH-D7A | 2m/440 MHz handheld radio with built-in 1200/9600 tnc, built-in APRS software, can send messages and view other APRS stations. |
| Kenwood TM-D7OOA | 2m/440 MHz mobile radio with built-in 1200/9600 tnc, built-in APRS software, built-in 9pin D connector to connect to computer. |
APRS Stations in Montana, Northern Wyoming
| KI0BJ | Yellowtail, MT (Ft Smith) | Gateway, Trackers, Portable Station |
| K7MT | Helena, MT | I-Gate, Trackers, Digi, Portable Station |
| AC7DE | Helena, MT | Fixed Station |
| KC7VCY | Helena, MT | Fixed Station |
| BZNLAN | Bozeman, MT | Fixed Station at High Flats |
| KD7MFJ- 11 | Bozeman, MT | High Altitude Balloon — MSU Physics Dept. |
| N7VMR-1O | Billings, MT | Digi |
| N7VMR- 1 | Billings, MT | I-Gate |
| K7ETT | Billings, MT | Fixed Station |
| K7LEW | Billings, MT | Fixed Station |
| KC7QBR | Billings, MT | Tracker |
| N8BMA | Sheridan, WY | I-Gate, Trackers |
| KC7ZRU | Casper, WY | I-Gate, Tracker |
We are always looking for future Digipeater sites.
If you know of a good site and contact person ..
please let us know the name, email address, and telephone number
If you have questions about APRS or how to set up an APRS station we can be reached at the following e-mail addresses:
KIOBJ Rex Blaine email: jblaine@nemontel.net
K7MT Bill Erhardt email: erhardt@mt.net
Hope to see you on APRS soon!