With the passing loopback test I tend to think that the issue has to do with the RTS/CTS hardware flow control signals required by the transceiver and not supported by Digirig (see info re TS-450S CAT issue).
With the passing loopback test I tend to think that the issue has to do with the RTS/CTS hardware flow control signals required by the transceiver and not supported by Digirig (see info re TS-450S CAT issue).