Ding 12. A square wave at 2400 Hz, originating from Subway Tunnel. Recorded in a anechoic environment, era: 1990s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #2684 — Ding 12
ID#2684
Rarity
LO:75%
Frequency
2400 Hz
EX:4%
Wave Type
Square
X-HI:10%
Resonance
Soft
X-HI:8%
Era
1990s
X-HI:9%
Origin
Subway Tunnel