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Object

TARDIS Klaxon Alarm

The TARDIS klaxon alarm is an auditory warning system integrated into the console room, designed to signal catastrophic failures, external threats, or temporal emergencies through its distinctive, piercing mechanical wails. First documented as a response to system collapse, its role expanded to interface with the Surveillance Monitor for detecting external dangers. By the height of its use, it served as a general emergency alert for internal temporal threats. The alarm never changes in nature—it remains a constant, urgent voice of the ship's own distress—but its function broadens from identifying isolated failures to protecting against a wider array of perils, making it an enduring symbol of the TARDIS's vulnerability and vigilance.
10 appearances

Purpose

To emit mechanical emergency signals warning of immediate internal threats to the TARDIS and its occupants, drawing attention to critical system failures

Significance

The alarms serve as the crew's first audible warning that time itself is collapsing, amplifying the crew's helplessness against Mawdryn's temporal trap and forcing the Doctor to consider sacrificing the TARDIS to stabilize reality.

Appearances in the Narrative

When this object appears and how it's used

10 moments