Knell. A fm wave at 528 Hz, originating from Arctic Tundra. Recorded in a corridor environment, era: 2010s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #3289 — Knell
ID#3289
Rarity
HI:23%
Frequency
528 Hz
X-HI:6%
Wave Type
FM
EX:4%
Resonance
Viscous
EX:3%
Era
2010s
X-HI:7%
Origin
Arctic Tundra