Federal Signal Modulator 4016 (Croda Atlas Point) (Alternate Wail & Voice)
10:29
Livonia, MI Federal Signal Modulator Installation 4 24 19
5:53
Federal Signal Modulator II 8032B | Wail/Attack Signal | Bellingham, WA | 10/15/20 | 10:15 am pt
24:22
Modulator 6024B Waialae Beach Park 8-9-2019
10:11
Federal Signal 3T22 - East Islip, NY (Undulating Hi-Lo, Alternate Wail, Attack)
3:21
Special Test! Federal Signal 3T22: Fire/High-Low Signal - Fostoria, MI - 6/2/24
8:56
Federal Signal EOWS 612 Siren Test, All Signals, Forest Hills, PA
2:10
Alternate Wail signal glitch compilation
22:18