Drone 66. A sine wave at 220 Hz, originating from Forest Edge. Recorded in a cave environment, era: 2010s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #1154 — Drone 66
ID#1154
Rarity
LO:74%
Frequency
220 Hz
X-HI:8%
Wave Type
Sine
X-HI:13%
Resonance
Brittle
X-HI:6%
Era
2010s
X-HI:7%
Origin
Forest Edge