Surge. A sine wave at 2400 Hz, originating from Urban Grid. Recorded in a open air environment, era: 1920s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #1072 — Surge
ID#1072
Rarity
LO:50%
Frequency
2400 Hz
EX:4%
Wave Type
Sine
X-HI:13%
Resonance
Brittle
X-HI:6%
Era
1920s
EX:4%
Origin
Urban Grid