Knell 29. A sawtooth wave at 16000 Hz, originating from Subway Tunnel. Recorded in a container environment, era: 1980s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #0424 — Knell 29
ID#424
Rarity
MID:26%
Frequency
16000 Hz
EX:1%
Wave Type
Sawtooth
X-HI:9%
Resonance
Cold
X-HI:10%
Era
1980s
X-HI:8%
Origin
Subway Tunnel