The Siren Board • Calhan, Colorado Siren (Federal Signal 550AT) - Page 3

Page 3 of 3

Posted: Sun May 11, 2008 10:54 pm

by thunderbolt69

Wow that is very interesting. It sounds like a P-50/T-135. I wonder when Federal Signal produced this siren and took it out of production.

Re: Calhan, Colorado Siren (Federal Signal 550AT)

Posted: Sun Jan 07, 2018 4:19 pm

by Atiblaster

BTW, Manitou Springs was replaced by an ASC E-Class

Re: Calhan, Colorado Siren (Federal Signal 550AT)

Posted: Sun Jan 07, 2018 4:21 pm

by Chem_Boffin_6589

Just when I thought this long dead thread bumpung sensation was over...