I have made a map of every square horned siren i could find. The map: https://www.google.com/maps/d/edit?hl=e ... 999999&z=5
square horned sirens include:
20v2t
stl-10
hurricane 130 MKI
HPSS-16 (black array)
HPSS-32 (black array)
If i missed any square horned siren locations, tell me! Removed & Replaced count.