[drats_users] ERROR Correction in slow speed data
Dave Welker
Fri Sep 20 12:18:46 PDT 2013
Hello all,
Can anyone confirm if the D-RATS slow speed data has FEC (Forward Error Correction) built in now or not?
I understand that D-STAR voice does have error correction built in. I've checked on the D-RATS home page/documentation
which is a August 2009 reference.
This is what I found in this document Under users manual/files: Is this still current information?
Unlike the D-STAR DV Voice Channel, which has error correction built into the protocol, the Data Sub-channel has no error correction.
This makes the transfer of data across D-STAR a lot more dependant on a good radio path being established between the two locations wishing to
exchange data. D-RATS includes the ability to test connectivity between two locations.
Thanks in advance
regards
Dave
W2SRP
Goals are where we want to be;
Objectives are the steps to get there.
There are 2 rules to success in life:
1. Don't tell people everything you know.
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