Is there somewhere I can read more about this?

I have a lot of questions.

So when you say decoded audio you mean something like coming from a hytera programmed to send that audio from its RJ45 on the back?

Where does the dv3000 come into play?

N1XBM
Apparare Scientor
Paratus Communicare
Allstar Node # 27086, 41540, 41812, 42086