Description
PAVA EST-xCtrLine-4 is a 4 loudspeaker line control card. PAVA EST-xCtrLine-4 provides 4 independent speaker line outputs (A, B, C, D). Card allows to switch between main and spare amplifiers. Line measurement methods can be made by: Impedance, Loop or End of Line Module (EOL ). The measurement method is selected from the software configuration. EST-xCTRLN-4 provides fault detection, opening , ground leakage and surveillance amplifiers on common 100 V Buses.
