Shriek. A sawtooth wave at 80 Hz, originating from Arctic Tundra. Recorded in a cave environment, era: Pre-War. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #0369 — Shriek
ID#369
Rarity
MID:27%
Frequency
80 Hz
X-HI:6%
Wave Type
Sawtooth
X-HI:9%
Resonance
Harsh
X-HI:8%
Era
Pre-War
EX:3%
Origin
Arctic Tundra