Ding. A am wave at 142 Hz, originating from Subway Tunnel. Recorded in a vacuum environment, era: 1990s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #2408 — Ding
ID#2408
Rarity
MID:40%
Frequency
142 Hz
X-HI:9%
Wave Type
AM
EX:5%
Resonance
Metallic
EX:5%
Era
1990s
X-HI:9%
Origin
Subway Tunnel