Notifier NFC-BDA-25V Backup Digital Amp

The optional audio amplifier module can be used to provide a second 50-watt speaker circuit, increasing the total NFC-50/100 power to 100 watts, or it can be used as a backup amplifier. Refer to Section 3.2.2 on page 53 for programming the amplifier’s operation. Connectors J1 & J2 of the audio amplifier module plug into connectors J10 & J11, respectively, located at the upper right of the main control board.