The amplifier on the top is very inadequate as it tries to perform roles that are meant to be played by separate and specialized pieces of equipment.
Stage basic pa system setup diagram.
All pa systems from the smallest to the largest follow the same basic format.
An lcr system is a stereo system with a center speaker added.
The illustration below shows how the principal components common to most pa systems connect to each other.
At this stage the signal is set at an appropriate level for the rest of its path through the mixer and the other components of the pa system.
Equalization at this stage is most commonly used to adjust the desirable and undesirable qualities of each.
It provides power for the microphones acts as a makeshift mixer and speaker amplifier.
Pa system schematic diagram.
The equalizer eq on the channel strip is used to modify the tone of each input signal.
The arrows show the direction of signal flow.
Pa systems can be used for a variety of purposes and thus can be set up in a variety of configurations.
The inadequate typical pa system to the right is an image of the typical pa setup used at many venues.
How to set up a pa system.
This type of system will provide more control than a basic stereo system and is ideal in situations where music and speech intelligibility are equally important.