Grey Hollow. A am wave born in Forest Edge, resonating since 1980s. Captured at 440 Hz in a cave space. One of 350 Legendary echoes — sounds that almost escaped recording.
Name
ECHO #4453 — Grey Hollow
ID#4453
Rarity
X-HI:15%
Frequency
440 Hz
X-HI:7%
Wave Type
AM
EX:5%
Resonance
Warm
X-HI:11%
Era
1980s
X-HI:8%
Origin
Forest Edge