Doctor Who
Object

Citadel Alarm Gong

A sound-based, event-triggered security alarm embedded in the Citadel's corridors that emits a piercing clang when intruders (e.g., Zoe) cross its beam, summoning robotic enforcers and initiating a chase. Distinct from informational monitoring devices like the Ticker-Tape Machine.
2 appearances

Purpose

Emits loud warning sounds to signal intruders and summon robotic enforcers

Significance

Zoe's accidental trigger heightens peril, forces the companions to evade pursuit, and amplifies the Doctor's defiant demand for the Master, shifting the scene from revelation to chase.

Appearances in the Narrative

When this object appears and how it's used

2 moments
S6E9 · The Mind Robber Part 4
Jamie’s chase and the Doctor’s defiance

The Citadel Alarm Gong is a pivotal object in this event, serving as the auditory manifestation of the group’s danger. Its piercing clang, triggered by Zoe’s crossing of the alarm beam, alerts the White Robots to their presence, escalating the tension and forcing the group into a confrontation. The gong’s sound is a stark reminder of the Master’s control over the Citadel, where even accidental actions can have dire consequences. Its activation marks the point of no return, shifting the scene from Jamie’s survival tale to the Doctor’s defiant challenge.

Before: Silent and inactive, waiting to be triggered by the alarm beam.
After: Activated, its sound echoing through the Citadel and summoning the White Robots, now a symbol of the group’s precarious position.
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S6E9 · The Mind Robber Part 4
Doctor demands confrontation with the Master

The Citadel Alarm Gong blares sharply when Zoe steps into the alarm beam, alerting the White Robots to the intruders’ presence. Its resonant clang echoes through the Citadel, escalating the tension and propelling the group toward confrontation with the Master. The gong serves as an auditory manifestation of the Master’s control and the dangers of defying his narrative.

Before: Silent, awaiting activation by the alarm beam.
After: Activated, blaring and alerting the White Robots.
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