Federal Signal 500C and STH-10C, I think these are rare sirens.

Is the siren still active?

Sounds like those are all in Cobb County, with the Thunderbolt/Vortex and STH-10/Vortex combos being in Smyrna (separate system from the county's, although still in Cobb). The county tests their sirens every first Wednesday of the month at noon (weather permitting) for three minutes, and Smyrna usu...

While on my trip to Atlanta yesterday with my mom, we saw a couple of Federal/Whelen combos of these sirens: (I forgot the name of the street and I didn't take pictures). Federal Thunderbolt 1000/1000T with Whelen Vortex Federal STH-10 with Whelen Vortex Federal STH-10 with Whelen Vortex On another ...

Is the tone of when Satan is comming.

This looks new to me. Fairly certain it is a siren, but I do not know what kind. http://maps.google.com/?ll=38.657465,-92.780271&spn=0.004223,0.022724&z=16&layer=c&cbll=38.657581,-92.780236&panoid=uLtnyLTVslFxlHyyxgqAkQ&cbp=12,133.93,,0,-11.73 That looks like one of those St...

http://www.youtube.com/watch?v=k_UaHahA ... ture=feedf

Found this video while surfing on Youtube. Sound really great.

Hey, I live in SC too! There is also a Fedelcode Model 2 near where I live, but I live in Richland County. The siren is next to an old FD which was abandoned in the 70s. Whats cool about it is there is also a Model A side mounted on the pole.

Dang Archon . You should have a world record for most owned warning sirens.

Caribe Blue, Grassy Green, Midnight Blue, Silver, Candy Apple Red, Canary Yellow, Chocolate Brown, or my favorite color of all: Cobalt Blue