100V (PA) systems
There is many different areas in a large public buildings which have to be sound covered. Therefore, in order to load sound system by different amount of audio speakers which sounds in different volume, 100V distributive system is used. Such a system usually performs several functions, such as.: evacuation, hazard reporting, but also may act as the background music broadcaster. The system must operate reliably, so speaker and amplifier lines is automaticly tested by system itself. In case of failure, the system will automatically switch to reserve amplifiers or report a fault, it must work even on interruption of power supply. Connection cables between the columns have to be a non-combustible, and perform their function for a time in the event of fire. Our company represents the DYNACORD and its product - system PROmatrix.