Crack. A square wave at 142 Hz, originating from Radio Tower. Recorded in a anechoic environment, era: 1990s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #5194 — Crack
ID#5194
Rarity
LO:54%
Frequency
142 Hz
X-HI:9%
Wave Type
Square
X-HI:10%
Resonance
Crystalline
X-HI:5%
Era
1990s
X-HI:9%
Origin
Radio Tower