The 2001 DC/AC Siren has a 'blockier' intake cone with the screen, the 2001-SRN/SRNB siren has a 'smoother' intake cone, and the 2001-130 has a taller rotator box. Besides the control boxes, I don't think there is any visual difference between the 2001-DC and the 2001-AC. EDIT: I thought that I shou...

Personaly, I don't like the 2001 series siren because of the 750hz pitch. Just seriously? I thought Federal Signal knew that the lower the pitch, the further it carries. It's hard to believe the 2001 series siren can even be heard up to 1 Mile. I'm sorry if this does not apply to you all, but that's...

I've got a picture of some sort of electronic siren with many horns. I was looking at MN's siren map when I noticed the unknown model. I was trying to look at the many allertors there. It is right next to United Sugars, so it is possible that it is for fires at the silo(?) anyway, I found it intere...

I've got a picture of some sort of electronic siren with many horns. I was looking at MN's siren map when I noticed the unknown model. I was trying to look at the many allertors there. It is right next to United Sugars, so it is possible that it is for fires at the silo(?) anyway, I found it intere...

CinWx wrote:Does anyone know what this is? It was installed several weeks ago to the west of New Haven on New Haven Road.

What ever it is, it definitely isn't a siren.

It is indeed a XT22:
https://www.google.com/maps/@47.0946,-9 ... 56!6m1!1e1

siren fan wrote:Strange how they just cut off and then come back on.....

They cut off because they are equipped with solenoids. For some reason, most, if not all of the sirens in Japan have the feature.

funnykid31o0 wrote:https://www.google.com/maps/@31.3645978 ... cidDWdGlTo
Sirens that I found In Mississippi

The map requires permission to view.

PugetSoundStormWatch wrote:Sweet job on the map! I wasn't even aware that Utah had that many sirens!

Thanks. Utah does have a lot of sirens, but all of which (excluding Tooele) are too far for me to record. :problem: