Still 28. A sawtooth wave at 220 Hz, originating from Mountain Pass. Recorded in a chamber environment, era: 2000s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #2007 — Still 28
ID#2007
Rarity
MID:44%
Frequency
220 Hz
X-HI:8%
Wave Type
Sawtooth
X-HI:9%
Resonance
Hollow
X-HI:5%
Era
2000s
X-HI:8%
Origin
Mountain Pass