AVINA HI 250 ( A 107 )

outpower (8 ohms) 2 x 250 w outpower ( 4 ohms) 2 x 300 w out power ( bridge) ( 8 ohms) 600 w outpower ( briddge) ( 4 ohms) 1000 w frequency response @ half pwr 15 hz-25 khz ( +0/- 1 db) thd+noise @ 1 khz full pwr 0.03%  imd 60 hz & 7 khz , 4:1<0.038% signal to noise ratio > 102 db slew rate( input filter limited ) 40 v/us dampingfactor1 khz @ 8 ohms > 400:1 input sensitivity selectable ( 0.77 v/1.0 / 1.44 v ) input impedance 10 k ohms balanced to ground input connectors female xlr-3 output circuittype class ab output connectors 4 pole speakon & biding post protections full short- circuit,open-circuit,themal,soft-start,dc voltage,sub/ultrasonic and rf panel controls front-2 input attenuator srear-ground lift ,mode selection ,compressor cooling front-to-back via 2 variable-speed fans power supply voltage 220 v ac /50 hz dimension ( mm) 482 x 426  x132 weight 22.5