Growl 21. A sine wave at 220 Hz, originating from Arctic Tundra. Recorded in a underwater environment, era: 1950s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #2198 — Growl 21
Owner
0x4642Ef4F2d4f4b7d72E61e1bD811a8aCC95dc6B4
ID#2198
Rarity
LO:57%
Frequency
220 Hz
X-HI:8%
Wave Type
Sine
X-HI:13%
Resonance
Harsh
X-HI:8%
Era
1950s
X-HI:5%
Origin
Arctic Tundra