[aprssig] Fill-in Digis

Robert Bruninga bruninga at usna.edu
Sat Mar 25 09:44:49 CST 2006

>>I would assume that all schemes wait until end
>>of DCD and DCD works on valid bytes, not just
>>flag bytes...
>A true DCD detect tones not bytes, we are talking 
>level 1 here, bytes  have no meaning, that is level 2.

I donno...  I am thinking of the Kantronics software
DCD and the add-on true-DCD chips for the TAPR
2 clones.  I thought they were looking for valid bit
transitions in the right places, not just tones.  I am
certain they are not just tone detectors.


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