Drone 55. A sine wave at 220 Hz, originating from Open Desert. Recorded in a cave environment, era: 2000s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #0153 — Drone 55
ID#153
Rarity
LO:59%
Frequency
220 Hz
X-HI:8%
Wave Type
Sine
X-HI:13%
Resonance
Warm
X-HI:11%
Era
2000s
X-HI:8%
Origin
Open Desert
X-HI:5%