Hum 46. A sine wave at 142 Hz, originating from Nuclear Plant. Recorded in a corridor environment, era: 1920s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #0243 — Hum 46
ID#243
Rarity
MID:30%
Frequency
142 Hz
X-HI:9%
Wave Type
Sine
X-HI:13%
Resonance
Cold
X-HI:10%
Era
1920s
EX:4%
Origin
Nuclear Plant