Category:Signal Timer
Siren timers are devices used to modulate power to a siren to create different signals. This can either be by switching power on and off or by activating other siren features, such as a coding damper or solenoids.
Siren timers are devices used to modulate power to a siren to create different signals. This can either be by switching power on and off or by activating other siren features, such as a coding damper or solenoids.
