Coherent 4FSK only gives us about another 1 dB of performance in the ideal
case at the cost of increased implementation complexity and probably some
implementation loss.

On Fri, Mar 18, 2016 at 2:20 AM, Gregory Maxwell <gmaxw...@gmail.com> wrote:

> On Tue, Mar 15, 2016 at 11:28 PM, David Rowe <da...@rowetel.com> wrote:
> > Hello Lists,
> >
> > We've just tested the new FreeDV 2400A mode designed for VHF and above.
> >   Here's the scoop:
> >
> >    http://www.rowetel.com/blog/?p=5119
>
> Very interesting, -- is there a reason this isn't using a coherent
> demodulator beyond development time? It seems to me that its just
> leaving performance on the floor.
>
>
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