Our wise and fearless MeshCore leader and evangelist @Fish has provided the following settings – I'm just re-posting them here on his behalf!
Note the default settings on MeshCore are fore the UK frequency and it won't work here!
You'll need to change this in the App/UI for T-Deck or Bluetooth/App nodes, or CLI for Repeater/Room nodes.
Meshcore AUS Frequency:
915.8Mhz
SF:10
BW:250
CR:5
MeshCore Public Key:
izOH6cXN6mrJ5e26oRXNcg==