Maitland Bottoms aa4hs at
Sun Nov 27 22:45:52 CST 2005

George Lemaster writes:
 > AMBE is from Digital Voice Systems. 

Oh yes. I remember them.

 > AMBE compression is used in Iridium, APCO 25 digital radios, 
 > and the ham project designed by G4GUO some years ago.

Just inside the back cover of the December QST is an AOR ad
featuring 'open G4GUO protocol'.

I wonder just how close D-STAR is to APCO 25 - do you think
the APCO 25 scanners might be able to decode D-STAR too?


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