Howl. A sine wave at 20 Hz, originating from Arctic Tundra. Recorded in a anechoic environment, era: 1990s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #0203 — Howl
ID#203
Rarity
MID:47%
Frequency
20 Hz
EX:4%
Wave Type
Sine
X-HI:13%
Resonance
Cold
X-HI:10%
Era
1990s
X-HI:9%
Origin
Arctic Tundra