If multiple stations in an area setup the feed, will duplicate objects be created? I think the answer is yes, but am not 100% sure.
73-KY9K/Brian On Feb 18, 2016 12:24 PM, "Curt Mills" <[email protected]> wrote: > Nice. Sounds like a fun project! > > All planes are required to have ADS-B transmitters (known as ADS-B OUT) by > 2020 if they fly above 2500' (that height is probably U.S.-specific). > > Those that fly above 18k or outside the U.S. must have the 1090 MHz > frequency. In the U.S. if you fly above 2500' but below 18k, you can use > the 978 MHz frequency. > > I live and work near a county airport and have seen transmissions on both > frequencies, but most is on 1090. I have dump978 attached to dump1090 port > 30001 and sending packets into it, but don't know yet whether dump1090 > combines that input with its own when it sends decoded messages to port > 30003, the port I'm pulling from. It does say that it combines them on port > 30002, but that's the binary output port and I don't currently decode that. > > To test 978 I need to bring up dump1090 w/o any hardware, then use dump978 > w/hardware to send to dump1090 and see if I get anything out with my > script. Been having too much fun listening on the 1090 frequency and don't > want to stop long enough for that test! Particularly since the 978 packets > are much less frequent. If anyone else tries this, let me know what you > find out. > > > On Thu, Feb 18, 2016 at 12:02 PM, Jason KG4WSV <[email protected]> wrote: > > > On Thu, Feb 18, 2016 at 1:15 PM, Curt Mills <[email protected]> wrote: > > > > > I added a new script today called "ads-b.pl". > > > > > > > Cool! I'm getting my rocket tracking beagle bone black ground station > > going, and this would be a nifty add-on. Our waiver is to 24k', and it > > will be interesting to see what goes on up there. > > > > > > Thanks Curt! > > > > -Jason > > kg4wsv > > _______________________________________________ > > Xastir mailing list > > [email protected] > > http://xastir.org/mailman/listinfo/xastir > > > > > > -- > Curt, WE7U > http://wetnet.net/~we7u > http://www.sarguydigital.com > _______________________________________________ > Xastir mailing list > [email protected] > http://xastir.org/mailman/listinfo/xastir > _______________________________________________ Xastir mailing list [email protected] http://xastir.org/mailman/listinfo/xastir
