Object
Glass Capsule's Flashing Beacon
Inside a sterile experiment room's glass capsule with live mice, this beacon pulses with flashing light and regular tones. The Doctor examines it closely and deduces its role in a transmitter device. Steven stands by, distracted by hopes for Bret's rescue, as the Doctor directs him to guard the door during analysis.
1 appearances
Purpose
Transmit signals within the glass capsule's device
Significance
Acts as a key clue to the capsule's experimental purpose, sharpening the Doctor's focus on investigation while exposing Steven's emotional distraction and building tension toward molecular dissemination threats.
Appearances in the Narrative
When this object appears and how it's used