Hey, I took this pic last weekend while siren driving around Illinois. This installation looked no older than a week as there was very fresh dirt around the base of the pole. My question is: do any of you know an outward physical difference between the T-128s and T-130? They look nearly identical to...

I'm still confused as to where the SONGS sirens being compressor-driven has come from. I know what patents show and all, but don't see it at all from the sirens themselves.

I am 100% gonna go with someone's mouth on the mic making noises.

I feel like many counties initially install new systems with the promise of only selected areas being activated, but in a short-fused situation such as a tornado warning, it is much easier to hit one button then to figure out sectors or quadrants of a county in relation to warned cities and the torn...

http://www.firstcoastnews.com/news/loca ... ryid=77425


Watch the video

It's in front of Tallahassee's old armory, which is now a senior center as there is a newer and larger armory. It is one of several old sirens that used to cover the city.

Enterprise has at least a Whelen Vortex/4000. I have a photo of it from August 2006.

If that Oxford is Oxford, MS, there are Modulators on the Ole Miss campus.

Seminole county is having a demo from Whelen with spotters at 1 mile and 2 miles away to report back on sound. Next week, Federal is setting off one of their sirens. With the reverse 911, the county only has 72 landlines to dial out of from their system. 400,000 land line numbers in the county. 72 p...

Hey, Seminole: Warning sirens are only a test Posted February 21, 2007 Sanford -- If you live near the Seminole County Public Safety Complex on Bush Boulevard, prepare to hear the sound of a tornado-warning siren Thursday afternoon. Whelen Engineering Co. will set off one of its sirens at 3:45 p.m. ...