Bound 79. A square wave at 888 Hz, originating from Subway Tunnel. Recorded in a underwater environment, era: 1990s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #0078 — Bound 79
ID#78
Rarity
MID:41%
Frequency
888 Hz
EX:3%
Wave Type
Square
X-HI:10%
Resonance
Soft
X-HI:8%
Era
1990s
X-HI:9%
Origin
Subway Tunnel