Trill. A granular wave at 4096 Hz, originating from Subway Tunnel. Recorded in a cathedral environment, era: 1970s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #0789 — Trill
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0x30d3C5c1D5a6B1B518a0cAf699CD03d5FebA18Bc
ID#789
Rarity
MID:44%
Frequency
4096 Hz
EX:3%
Wave Type
Granular
EX:3%
Resonance
Dense
X-HI:6%
Era
1970s
X-HI:6%
Origin
Subway Tunnel