Yes, this is correct. It will exit out of !is bag if and skip down to line https://github.com/CorruptedHeart/task-force-arma-3-radio/blob/LRdistanceFix/arma3/%40task_force_radio/addons/task_force_radio/functions/fn_getLrRadioProperty.sqf#L62
And get actual value from config via that method.