Clear Creak. A sine wave born in Subway Tunnel, resonating since 2020s. Captured at 528 Hz in a anechoic space. One of 350 Legendary echoes — sounds that almost escaped recording.
Name
ECHO #3281 — Clear Creak
ID#3281
Rarity
X-HI:9%
Frequency
528 Hz
X-HI:6%
Wave Type
Sine
X-HI:13%
Resonance
Viscous
EX:3%
Era
2020s
X-HI:6%
Origin
Subway Tunnel