Crest 21. A triangle wave at 440 Hz, originating from Dream State. Recorded in a anechoic environment, era: 1940s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #1109 — Crest 21
ID#1109
Rarity
MID:32%
Frequency
440 Hz
X-HI:7%
Wave Type
Triangle
X-HI:8%
Resonance
Dense
X-HI:6%
Era
1940s
EX:4%
Origin
Dream State