In Lexington, KY, we have a system of Modulators and a few DSA4s that warn of pretty much everything. I most often hear the Westminster Chimes, meaning that there is a thunderstorm. I haven't gotten them on video, because they quiet test here.

I think I found it! It is a GCS! It was in Perryville, KY. https://www.youtube.com/watch?v=W1qQJEIEfE4

That may be it. I seem to remember the lower bezel being smaller though. I'm not sure if it is still up, but I assume is. The last time I saw it the thing was in pretty good shape. It was painted orange though.

Okay. Here is mine. This is some Darley lookin' thing somewhere in the middle of nowhere in rural KY. it was next to a VFD, but I can't remember it's name. This is a crude mockup of how I remember it to be. The top was not bell-shaped like a Darley, nor pointy like a Federal Signal. It was shaped mo...

Darn it! I forgot a few!
Federal Signal 3T22
Federal Signal Modulator 1004
Darley STH-10
A mystery siren that looks like a Darley but isn’t

Federal Signal:
Model 5
Model A
Jailbar Thunderbolt 1000
Thunderbolt 1000T
2001-130
2001-DC
2001-SRN
2001-SRNB
STH-10
RSH-10 Thunderbeam
Modulator 4016
Modulator 5020
Whelen Engineering:
Vortex
OmniAlert
Hornet
ASC/ASC
RM-130
T-128
T-121
8 Port Screamer
Sentry:
3V8H