Tremor. A sawtooth wave at 16000 Hz, originating from Forest Edge. Recorded in a anechoic environment, era: 1950s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #1531 — Tremor
ID#1531
Rarity
MID:27%
Frequency
16000 Hz
EX:1%
Wave Type
Sawtooth
X-HI:9%
Resonance
Warm
X-HI:11%
Era
1950s
X-HI:5%
Origin
Forest Edge