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A public address system (or PA system) is an electronic system comprising microphones, amplifiers, loudspeakers, and related equipment. It increases the apparent volume (loudness) of a human voice, musical instrument, or other acoustic sound source or recorded sound or music.
See media help. 1 Main Circuit ( 1MC) is the term for the shipboard public address circuits on United States Navy and United States Coast Guard vessels. This provides a means of transmitting general information and orders to all internal ship spaces and topside areas, and is loud enough that all embarked personnel are (normally) able to hear it.
A sound reinforcement system is the combination of microphones, signal processors, amplifiers, and loudspeakers in enclosures all controlled by a mixing console that makes live or pre-recorded sounds louder and may also distribute those sounds to a larger or more distant audience. [1] [2] In many situations, a sound reinforcement system is also ...
Road signs in Singapore. Road signs in Brunei. Road signs in Syria. Bengaluru Metro (Namma Metro) signage. Kansai International Airport (KIX) (since 2022) The DIN typeface was commissioned for use at Regulatory and Warning Signs in Marin, San Francisco, and San Mateo Counties.
The Pennsylvania Turnpike Commission ( PTC) is an agency created in 1937 to construct, finance, operate, and maintain the Pennsylvania Turnpike (both the mainline and the Northeast Extension ). The commission consists of five members. Four members are appointed by the Governor of Pennsylvania, while the fifth member is the Pennsylvania ...
Website. www.dep.pa.gov. The Pennsylvania Department of Environmental Protection ( DEP) is the agency in the U.S. state of Pennsylvania responsible for protecting and preserving the land, air, water, and public health through enforcement of the state's environmental laws. [1] It was created by Act 18 of 1995, which split the Department of ...
A passenger information system, or passenger information display system, is an automated system for supplying users of public transport with information about the nature and the state of a public transport service through visual, voice or other media. It is also known as a customer information system or an operational information system. [1]
Rename to Public address system as was discussed in 2012. -- 65.94.76.126 22:22, 24 May 2013 (UTC) Support public address system. Powers T 13:49, 25 May 2013 (UTC) Move to Public address system. The article is about the equipment (the system), not about the act of getting in front of the public and addressing them.