Video taken on March 18, 2015. This is a video of my 1960's Federal Sign and Signal Model B9 running in alert signal. It has been a while since I last time videoed this siren. I still test it but I don't often video it. The siren you can hear in the background in this video, that's my Model 2.
Owner of a -130, Modulator 6048, B-Series 1003,1000B, 3016, STH-10B, Little Giant, two 5As, 2, 2T, Model B9, 2 Model Ds, 4 Model As, Faraday Type 2, OC-9, 2 AR Timers, other. Skywarn Spotter. https://youtube.com/user/TrainsAndSirens1