Main Components of Portable PA Systems

For businesses and several other organizations, PA or Public Announcement system is of great significance. They have seen a lot of alterations from the day it was introduced to the world to till now. In modern times; they mainly consist of several components that work together to take sound and project to the targeted audience. From time immemorial, the basic components of these systems have been the same and have become better with every transformation and now come in different layouts.

Listed below are their basic components.

• Microphone
  
• Amplifier
  
• Speaker
  

In most cases, you’ll find that these systems come with more than one microphone and a varying number of amplifiers and speakers. These days, you’ll also find components like audio mixers or mixing consoles, other effect processing units and even stage monitors. All these accessories are used by the performers or the users when they are using them. Other than these accessories, they also comprise of various cables, wires and other accessories. Let us have in-depth information on these components.

Microphones

The main work of this equipment is to convert sound or air pressure into electric signals that are passed towards the audio mixer or reach the amplifier directly.

With these portable PA systems, you get several wireless microphone accessories and the mainly, microphones that come in different styles. There is the handheld version that is mainly used by singers that can be fitted with a stand.

Similarly, there is the headset style version that can be used if someone has to use both his hands and wants them to be free. At the companies engaged in audio visual equipment hire firms, you can know about three different versions. They are –

• Condenser
  
• Dynamic
  
• Ribbon
  

The dynamic version is known as the best as the product is durable and robust and has better abilities to handle audio feedback. The other two versions, i.e. condenser and ribbon are acclaimed for their sensitivity and smooth sound.

Audio Mixers

Another very important part of these systems as informed by the companies into wireless microphone accessories and audio visual equipment hire service is the audio mixers. Its responsibility is to receive signals from the microphone and modify them in different ways. This includes buffering, fading, equalization, adding effects like delaying and adjusting the volume. According to them, because this machine has to do so many things, it is important that it has enough channels for each input.

There are two kinds, namely – analog and digital mixers, where the analog version is a better performer, cheaper and easier to operate. On the contrary, the digital version offers more ability to play with mixing and effects. They are also more portable than the analog version.

Amplifier

The main task of this hardware is to transmit amplified signals from audio mixers and loudspeakers.  The smaller version can be in-built in the audio mixer or a loudspeaker. But the bigger versions come separately as they have more and better features to increase sound’s quality.  

The main point associated with them is that they have to be compatible with loudspeakers so that they don’t damage the sound and present it in the best possible manner.