QSC CX254 เพาเวอร์แอมป์  เครื่องขยายเสียง 4 Channel Lo-Z power amp

Features

•   Three four-channel models that range in power from 170 watts to 450 watts per channel
•   Compact size—all models only 2 RU and 14" deep for reduced rack cost and floor space
•   Bridgeable channels 1 + 2 and 3 + 4, for maximum flexibility
•   Active inrush limiting eliminates AC inrush current, removing the need for expensive power sequencers
•   HD15 DataPort connector for Q-Sys and QSControl computer control and monitoring
•   Custom integrated security cover for tamper-proof installations
•   Variable-speed fan for low noise
•   1-dB detented gain controls for fast and accurate gain settings
•   Detachable Euro style input connectors
•   DIP switch control for clip limiters, high pass filters, bridge mono and parallel operation
•   Exclusive PowerLight switch-mode power supply technology for high performance and compact size
•   Selectable high-pass filters protect speakers and prevent speaker transformer saturation with minimal effect on program material (33 Hz or 75 Hz on non-V models, 50 Hz or 75 Hz on V models)
•   Comprehensive front panel indicators including signal, clip, protect and QSC's exclusive bridge mono and parallel input LEDs
•   Barrier strip output connector
•   Comprehensive protection circuitry including DC, infrasonic, thermal overload and short circuit protection
•   High-performance Class AB+B complementary bipolar output circuitry
•   Light weight—all models only 21 pounds (9.5 kg) for easier racking and shipping
•   3-year warranty plus optional 3-year extended service contract
•   All CX Series amplifiers meet the European Union's, 2006 RoHS directive to restrict the use of hazardous materials used in electronic devices.