Chirp. A sawtooth wave at 440 Hz, originating from Mountain Pass. Recorded in a chamber environment, era: 1950s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #2515 — Chirp
ID#2515
Rarity
MID:31%
Frequency
440 Hz
X-HI:7%
Wave Type
Sawtooth
X-HI:9%
Resonance
Metallic
EX:5%
Era
1950s
X-HI:5%
Origin
Mountain Pass