Whisper 80. A square wave at 142 Hz, originating from Nuclear Plant. Recorded in a corridor environment, era: 1960s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #3742 — Whisper 80
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0x2593d89912b68841d73dB65A8f9e770f0C65c88e
ID#3742
Rarity
MID:31%
Frequency
142 Hz
X-HI:9%
Wave Type
Square
X-HI:10%
Resonance
Soft
X-HI:8%
Era
1960s
X-HI:6%
Origin
Nuclear Plant