Object
UNIT SOS Signals
Mysterious electronic distress transmissions originating from Carrington's firing range, which Benton triangulates and the Brigadier investigates. Their receipt prompts the demand for the UNIT jeep but are distinct from the vehicle itself.
2 appearances
Purpose
Transmit distress calls traced to Carrington's firing range
Significance
Expose Carrington's sabotage, forcing the Brigadier to pursue leads despite transport shortages and shifting the story to active investigation
Appearances in the Narrative
When this object appears and how it's used