Groan 53. A square wave at 528 Hz, originating from Mountain Pass. Recorded in a cathedral environment, era: 2020s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #2824 — Groan 53
ID#2824
Rarity
MID:48%
Frequency
528 Hz
X-HI:6%
Wave Type
Square
X-HI:10%
Resonance
Brittle
X-HI:6%
Era
2020s
X-HI:6%
Origin
Mountain Pass