Crest 39. A square wave at 440 Hz, originating from Forest Edge. Recorded in a underwater environment, era: 1940s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #1523 — Crest 39
ID#1523
Rarity
MID:47%
Frequency
440 Hz
X-HI:7%
Wave Type
Square
X-HI:10%
Resonance
Viscous
EX:3%
Era
1940s
EX:4%
Origin
Forest Edge