Pulse 89. A square wave at 220 Hz, originating from Urban Grid. Recorded in a anechoic environment, era: 2000s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #4246 — Pulse 89
ID#4246
Rarity
X-LO:77%
Frequency
220 Hz
X-HI:8%
Wave Type
Square
X-HI:10%
Resonance
Soft
X-HI:8%
Era
2000s
X-HI:8%
Origin
Urban Grid
X-HI:9%