Simplex 2901-9838 Category : Simplex I received this unit NIB. Brand SimplexModel 2901-9838Manufacturer FaradayType Alarm (Horn)
Notifier NBG-12LX Category : NotifierUnlike my other two Notifier NBG-12LX’s, this one has a module in it.
Space Age AV32+2DCD Category : Space Age ElectronicsThat is an electromechanical horn on the rear of the strobe plate.
