Hiss 79. A triangle wave at 440 Hz, originating from Mountain Pass. Recorded in a corridor environment, era: 1970s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #2850 — Hiss 79
ID#2850
Rarity
MID:39%
Frequency
440 Hz
X-HI:7%
Wave Type
Triangle
X-HI:8%
Resonance
Phosphoric
EX:2%
Era
1970s
X-HI:6%
Origin
Mountain Pass