Maybe the transmitter is located far away from their civilization's main location. It should be a stronghold, just for comms, fully expendable, probably with n

Maybe the transmitter is located far away from their civilization's main location. It should be a stronghold, just for comms, fully expendable, probably with no information in any local hard/soft/wetware about where they actually reside. If we answer, we would be probably be talking to "a phone tapped to another phone"