Toll 69. A sine wave at 40 Hz, originating from Industrial Zone. Recorded in a anechoic environment, era: 1960s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #1949 — Toll 69
ID#1949
Rarity
LO:74%
Frequency
40 Hz
X-HI:5%
Wave Type
Sine
X-HI:13%
Resonance
Metallic
EX:5%
Era
1960s
X-HI:6%
Origin
Industrial Zone