Roar. A triangle wave at 1200 Hz, originating from Subway Tunnel. Recorded in a chamber environment, era: Pre-War. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #2776 — Roar
ID#2776
Rarity
MID:40%
Frequency
1200 Hz
EX:4%
Wave Type
Triangle
X-HI:8%
Resonance
Warm
X-HI:11%
Era
Pre-War
EX:3%
Origin
Subway Tunnel