Wave 90. A square wave at 220 Hz, originating from Pacific Basin. Recorded in a corridor environment, era: 2020s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #3554 — Wave 90
ID#3554
Rarity
LO:70%
Frequency
220 Hz
X-HI:8%
Wave Type
Square
X-HI:10%
Resonance
Harsh
X-HI:8%
Era
2020s
X-HI:6%
Origin
Pacific Basin