https://www.google.com/maps/@42.5778486,-89.7938987,3a,15y,196h,95.89t/data=!3m6!1e1!3m4!1s-_QN3kPCeT6vxLvNKBEp0w!2e0!7i13312!8i6656 Very low single tone Soundmaster in Browntown, Wisconsin. I know there are some more low sirens out there, but I don't want to go on a huge posting streak tonight. (LOL)

https://www.google.com/maps/@43.3735828,-88.5196718,3a,49.2y,61.64h,102.38t/data=!3m6!1e1!3m4!1sKa3TDYnvhFaAyNzfwXzsIw!2e0!7i3328!8i1664 This is a pretty low GCS Model 3 in Woodland, Dodge County, Wisconsin. It is active, and is tested every Saturday at 12:30 P.M. I believe it also goes off during t...

https://www.google.com/maps/@40.6857357,-95.5679068,3a,15y,357.42h,89.28t/data=!3m6!1e1!3m4!1s1amsRgiU-Kv9-c94b8hqeA!2e0!7i13312!8i6656 This is a Fedelcode Model 1 (or what looks to be one) in Riverton, Iowa. It is pretty low, and seems to be about the height of a double decker bus. IIRC, it may be ...

I know for a while, some people never knew when the Milwaukee County Zoo ASC I-Force was tested, so I figured I share a little info about that. Let's go from start to finish. Yesterday, me and some of my family went to the zoo to check out the animals and to photograph the I-Force siren there. While...

Got another one: https://www.google.com/maps/@41.1565296,-99.1549699,3a,15y,342h,99.41t/data=!3m6!1e1!3m4!1selmLGC8F6MFDI-db7L9tRg!2e0!7i13312!8i6656 Here is a triple siren setup in Litchfield, Nebraska. The sirens there include a single-head Darley Champion Horizontal, a Federal Signal Thunderbolt ...

There was a Federal Signal 500 SH-ST in Marshfield, WI that was by the hornless Thunderbolt, but got removed. Don't forget that one.

Here's a triple siren setup:
https://www.google.com/maps/@41.2152918 ... 384!8i8192
Sirens shown:
Sentry 15V2T, IIRC
Darley 3V8
Darley Model 5

I don't know if this siren was mentioned here before, but look at how low this is. And why would this be put in front of someone's house?! https://www.google.com/maps/@43.2505163 ... 312!8i6656