Doesn't mean to say that they are Altec sirens, however you could just be pointing out that it's an Altec re-entrant fibreglass horn that Federal used on their early 1212s and the 115.Phone Goat wrote: ↑Thu Apr 12, 2018 3:11 pmLook at the logo in the center of the horn. It's some Altec Lansing type horn.