A public announcement system–known as a PA system–is used to amplify speeches, musical performances, and other public events to a wide audience. You have probably seen a portable PA system at a school or community event, or maybe at a church or a small concert. A PA system usually allows a user to plug in a microphone, instruments, or other sound equipment. Thanks to advances in technology, the portable PA system has become more versatile than ever before.
Components Of A Portable PA System
In general, a portable PA system
There are many announcement systems on the market that are packaged with wireless microphones. These systems allow the user to easily make announcements or emcee events. They eliminate the need for cabled-microphones and allow the speaker greater freedom of movement. Lapel mics can also be used with these types of PA systems. They are ideal for clergy and individuals speaking at community rallies. They also work well for community or school plays and musicals that will be traveling to different locations.
A portable PA system designed for use in outdoor venues generally has a rechargeable battery. These systems are ideal for use in locations where good access to power may not be available. They are also designed to broadcast sound effectively in noisy environments. Broadcasting via PA system outdoors works very well so long as the user remembers to bring along wind shields for any microphones that might feed into the system. Of course, effective protection from the elements–especially rain and snow–is essential if the system is being used outdoors during inclement weather.
Almost every portable PA system has on-board volume and mixing controls. These controls are especially ideal if the user will be plugging multiple instruments or microphones into a PA system. They are also very useful for folks who want to plug an MP3 player or CD player into the system to provide background music for a presentation or event. Some systems even come with a built-in, specialized dock for select MP3 players.
Other Uses For A Portable PA System
Portable public announcement systems are also ideal for use by law enforcement and hospital officials in case of an emergency. The ability to broadcast information quickly and widely is very important. Using a system with a rechargeable battery provides a fallback option if power is down.
The portable PA system has become a fixture in many public venues. Its uses are varied. These systems are utilized in many industries and by many musicians and speakers who perform live gigs at a variety of locations. There are units available for almost every budget and need.