Trace 88. A square wave at 2400 Hz, originating from Subway Tunnel. Recorded in a cathedral environment, era: Pre-War. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #4047 — Trace 88
Owner
0x7839aDffc7B7C0f952c11a91f036ed217E35446A
ID#4047
Rarity
HI:21%
Frequency
2400 Hz
EX:4%
Wave Type
Square
X-HI:10%
Resonance
Soft
X-HI:8%
Era
Pre-War
EX:3%
Origin
Subway Tunnel