Simplex 4100-1314 Primary Amplifier SF 10/12 The battery drawer provides easy

The battery drawer provides easy replacement without removing the unit from the wall or ceiling

Class II Groups E

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as well as other manufacturers' controls

It provides a dry-contact SPDT output

Simplex 4100-1314 Primary Amplifier SF 10/12 The battery drawer provides easyThe digital and analog audio amplifiers provide analog audio power to the system speaker circuits. Digital amplifiers decode digitally encoded input signals and analog amplifiers receive analog input signals. A speaker circuit consists of one or more speakers that are driven by the same physical wiring. All of the 100 W amplifiers described in this document are single channel amplifiers; that is, each speaker circuit is driven by the same audio signal.