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minor updates to README file

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Conor O'Callaghan 2015-10-26 22:49:02 +00:00
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README.md
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@ -102,10 +102,10 @@ the --no-fix command line switch in order to disable error fixing.
Performances and sensibility of detection Performances and sensibility of detection
--- ---
In my limited experience Dump1090 was able to decode a big number of messages In my limited experience Dump1090 was able to decode a large number of
even in conditions where I encountered problems using other programs, however messages even in conditions where I encountered problems using other programs,
no formal test was performed so I can't really claim that this program is however no formal test was performed so I can't really claim that this
better or worse compared to other similar programs. program is better or worse compared to other similar programs.
If you can capture traffic that Dump1090 is not able to decode properly, drop If you can capture traffic that Dump1090 is not able to decode properly, drop
me an email with a download link. I may try to improve the detection during me an email with a download link. I may try to improve the detection during
@ -173,14 +173,14 @@ Antenna
--- ---
Mode S messages are transmitted in the 1090 Mhz frequency. If you have a decent Mode S messages are transmitted in the 1090 Mhz frequency. If you have a decent
antenna you'll be able to pick up signals from aircrafts pretty far from your antenna you'll be able to pick up signals from aircraft pretty far from your
position, especially if you are outdoor and in a position with a good sky view. position, especially if you are outdoor and in a position with a good sky view.
You can easily build a very cheap antenna following the istructions at: You can easily build a very cheap antenna following the istructions at:
http://antirez.com/news/46 http://antirez.com/news/46
With this trivial antenna I was able to pick up signals of aircrafts 200+ Km With this trivial antenna I was able to pick up signals of aircraft 200+ Km
away from me. away from me.
If you are interested in a more serious antenna check the following If you are interested in a more serious antenna check the following
@ -205,8 +205,8 @@ The algorithm in aggressive mode is modified in the following ways:
checked. checked.
* It tries to fix DF17 messages trying every two bits combination. * It tries to fix DF17 messages trying every two bits combination.
The use of aggressive mdoe is only advised in places where there is low traffic It is advisable to only use agressive mode in areas of low traffic to increase
in order to have a chance to capture some more messages. the chances of capturing more messages.
Debug mode Debug mode
--- ---
@ -244,10 +244,10 @@ How to test the program?
--- ---
If you have an RTLSDR device and you happen to be in an area where there If you have an RTLSDR device and you happen to be in an area where there
are aircrafts flying over your head, just run the program and check for signals. are aircraft flying over your head, just run the program and check for signals.
However if you don't have an RTLSDR device, or if in your area the presence However if you don't have an RTLSDR device, or if in your area the presence
of aircrafts is very limited, you may want to try the sample file distributed of aircraft is very limited, you may want to try the sample file distributed
with the Dump1090 distribution under the "testfiles" directory. with the Dump1090 distribution under the "testfiles" directory.
Just run it like this: Just run it like this:
@ -273,7 +273,7 @@ Contributing
Dump1090 was written during some free time during xmas 2012, it is an hobby Dump1090 was written during some free time during xmas 2012, it is an hobby
project so I'll be able to address issues and improve it only during project so I'll be able to address issues and improve it only during
free time, however you are incouraged to send pull requests in order to free time, however you are encouraged to send pull requests in order to
improve the program. A good starting point can be the TODO list included in improve the program. A good starting point can be the TODO list included in
the source distribution. the source distribution.