In general, it's better to make the satellite a data pipe or an analog pipe, and allow people to control what codec they are using on the ground. It lets you test more different codecs, etc.
On Wed, Jan 16, 2019 at 1:25 PM cshearer <cshea...@pa.net> wrote: > Hello, > Starting plans of a cube sat project and have been contemplating > the use of this codec method (instead of other possible options) for the > project and not sure if this has been yet done or what the thoughts > would be on the use of this codec vs other methods as I want to > incorporate both digital voice and analog voice options. Initial > thoughts are to use DV codec2 method for possible greater benefits for > both better RF & audio qualities vs analog FM for a cross banded voice > repeater as a part of the satellites mission. The implementation would > be via on board modem to transmit the digital modulation using an MCU > for the direct modulating of the down-link from the received analog > up-link input. > > Possible mode configurations would be: > Mode 1 = Up-link Analog FM / Down-link DV Narrow band (Modulated > directly onboard satellite via MCU hardware modem) > Mode 2 = Up-link DV Narrow-band / Down-link DV Narrow-band (Direct pass > through of digital data signal, no reprocessing of signal) > Mode 3 = Up-link Analog FM / Down-link Analog FM > > These configuration modes would allow real time in flight mission > testing / comparison of the DV codec2 vs analog in 2 different > configurations) > > Would like to know thoughts and would appreciate any points of > discussions for this application. > > > Thank you, > NE3KO > > > _______________________________________________ > Freetel-codec2 mailing list > Freetel-codec2@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/freetel-codec2 >
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