Crest 90. A square wave at 741 Hz, originating from Radio Tower. Recorded in a cathedral environment, era: 1940s. One of 5555 echoes — sounds no one thought to save.
Name
ECHO #1178 — Crest 90
ID#1178
Rarity
LO:64%
Frequency
741 Hz
X-HI:5%
Wave Type
Square
X-HI:10%
Resonance
Cold
X-HI:10%
Era
1940s
EX:4%
Origin
Radio Tower