Silent Tick. A triangle wave born in Subway Tunnel, resonating since 2010s. Captured at 440 Hz in a membrane space. One of 350 Legendary echoes — sounds that almost escaped recording.
Name
ECHO #3009 — Silent Tick
ID#3009
Rarity
X-HI:14%
Frequency
440 Hz
X-HI:7%
Wave Type
Triangle
X-HI:8%
Resonance
Crystalline
X-HI:5%
Era
2010s
X-HI:7%
Origin
Subway Tunnel