Siren Test | FS Modulator II 5020B, Austin, TX

(1:7)

Terrible abuse of a Federal Signal Modulator

(26)

Federal Signal Modulator Siren Beverly Hills Demonstration

(1:17)

Federal Signal MC Controller wind-up variations

(2:13)

Federal Signal MC Modulator dual-tone | All signals synth

(6:19)

Federal Signal Modulator Siren - Alternate Wail - Manasquan NJ - HURRICANE IRENE

(3:58)

FS Modulator 4016 Emergency Siren Test, 2 Minute Wail w/ Voice - Clemson, SC 10/09/19

(7:35)

My FS Modulator 6048 Tornado Siren First Test (Sick), Westminster Chimes

(24)

My Modulator 6048 in Alternate Wail (Siren Head Tone) 12/28/2021

(2:9)

Federal Signal Modulator II 6024B Siren Test | Westminster Chimes | Pacifica California | 9/2/21 |

(14)

Federal Signal Modulator 8032B | Voice, Wail, \u0026 Alert/Steady | Summersville, IL (Mt.Vernon)

(3:36)

FS Modulator II 8032B | Chimes and Voice | Carbonado, WA | 9/4/23

(2:10)