Boom. A sawtooth wave at 20 Hz, originating from Urban Grid. Recorded in a infinite hall environment, era: 1980s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #2020 — Boom
ID#2020
Rarity
X-HI:15%
Frequency
20 Hz
EX:4%
Wave Type
Sawtooth
X-HI:9%
Resonance
Phosphoric
EX:2%
Era
1980s
X-HI:8%
Origin
Urban Grid