Whoosh 56. A square wave at 19683 Hz, originating from Nuclear Plant. Recorded in a cave environment, era: 1990s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #5203 — Whoosh 56
ID#5203
Rarity
X-HI:13%
Frequency
19683 Hz
EX:1%
Wave Type
Square
X-HI:10%
Resonance
Hollow
X-HI:5%
Era
1990s
X-HI:9%
Origin
Nuclear Plant