Clap 87. A fm wave at 528 Hz, originating from Subway Tunnel. Recorded in a open air environment, era: 1920s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #2165 — Clap 87
ID#2165
Rarity
MID:38%
Frequency
528 Hz
X-HI:6%
Wave Type
FM
EX:4%
Resonance
Warm
X-HI:11%
Era
1920s
EX:4%
Origin
Subway Tunnel