OpenGD77

From what I have read and can configure, I believe you are correct in that you are tied to the APRS frequency if you intend to beacon your position. It would be great to be able to configure an AAPRS channel and have the radio switch to that channel periodically to beacon position information and th...

Thanks! I assume the radio detects the NMEA and then allows the GPS functionality? The board looks to be populated with everything that the GPS version has with the exception of the GPS receiver, a couple of components on the receiver RF input which might be amplifier or filter (or both) and the GPS...

Hi,

I read in one of the topics that it is possible to upgrade the GPS in the RT3s GPS version but does anyone know if it is possible to upgrade a non-GPS RT3s to a GPS using the same method?

Regards
Dave
G4UFS

Greeting al from a DMR confused G4UFS