Creak. A sawtooth wave at 440 Hz, originating from Urban Grid. Recorded in a underwater environment, era: 1920s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #1920 — Creak
ID#1920
Rarity
LO:54%
Frequency
440 Hz
X-HI:7%
Wave Type
Sawtooth
X-HI:9%
Resonance
Warm
X-HI:11%
Era
1920s
EX:4%
Origin
Urban Grid