Veil 92. A am wave at 528 Hz, originating from Subway Tunnel. Recorded in a anechoic environment, era: 1940s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #5041 — Veil 92
ID#5041
Rarity
MID:47%
Frequency
528 Hz
X-HI:6%
Wave Type
AM
EX:5%
Resonance
Metallic
EX:5%
Era
1940s
EX:4%
Origin
Subway Tunnel