Sigh 20. A triangle wave at 220 Hz, originating from Forest Edge. Recorded in a anechoic environment, era: 1990s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #0019 — Sigh 20
ID#19
Rarity
MID:47%
Frequency
220 Hz
X-HI:8%
Wave Type
Triangle
X-HI:8%
Resonance
Dense
X-HI:6%
Era
1990s
X-HI:9%
Origin
Forest Edge