Echo 27. A chaotic wave at 888 Hz, originating from Subway Tunnel. Recorded in a open air environment, era: 1950s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #0521 — Echo 27
ID#521
Rarity
MID:26%
Frequency
888 Hz
EX:3%
Wave Type
Chaotic
EX:2%
Resonance
Harsh
X-HI:8%
Era
1950s
X-HI:5%
Origin
Subway Tunnel