Ping 89. A sine wave at 440 Hz, originating from Deep Ocean. Recorded in a underwater environment, era: 1950s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #4444 — Ping 89
ID#4444
Rarity
HI:20%
Frequency
440 Hz
X-HI:7%
Wave Type
Sine
X-HI:13%
Resonance
Warm
X-HI:11%
Era
1950s
X-HI:5%
Origin
Deep Ocean