Electronic Sound Amplification And Distribution Technology Based Public Address Systems

Public Address System is an electronic sound amplification and distribution system used to address large public with primary purpose for announcement of instructions, important information or emergency directions.
Public address system consists of input sources, amplifiers, monitoring and control unit and loud speakers. Some PA systems allow operators or automated equipment to select standard prerecorded message. These input sources are fed in to amplifier and signals are fed as per decided zones.