Edwards Signaling SIGA-AA30 30W Intelligent Audio Amplifier

The Edwards Signaling SIGA-AA30 is a 30 watt intelligent audio amplifier designed for fire alarm notification and emergency voice evacuation systems. It uses high-efficiency switch-mode amplification and supports two audio input channels for dual-channel or single-channel applications. Input sensitivity can be selected between 1 Vrms and 25 Vrms, while the audio output is selectable between 25 Vrms and 70 Vrms. The amplifier communicates with Edwards Signature data circuits, allowing system-controlled channel selection and status monitoring. It also supports backup amplifier connections and includes an onboard 1 kHz backup tone generator for reliable emergency audio operation. The unit can be mounted locally or remotely and is intended for commercial and institutional life safety installations.