PM1-LIxx Loudspeaker line isolator system

▶ Provides redundant loudspeaker loops for public address and voice alarm systems

▶ Dramatically reduces cost and complexity of installations, by largely eliminating expensive E30 cabling

▶ Six loudspeaker loops per Master Unit, and up to 50 Isolator Boards per loop

▶ Operates on 24 and 48 VDC backup power

▶ Walk Test mode and installation test button for easy fault-finding and installation

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