Stereo PA amplifier with class D circuitry Low weight and height due to integrated switch mode power supply Speaker switch-on delay and auto limiters 2 operating modes can be selected (stereo or bridged) 2 level controls LEDs for activated protective circuit, limiter, signal, and power Complete protection set against short-circuit, overheat, DC voltage, power on/off transients, softstart Ground lift switch against humming Fan cooling Electronically balanced inputs via XLR mounting jacks with feed-through output Speaker outputs via lockable speaker jacks Rack installation with 1 unit Specification Power supply: 230 V AC, 50 Hz Power consumption: 210 W (1/8 power) Power output (RMS): Stereo 4 ohms - 2 x 510 W Stereo 8 ohms - 2 x 300 W 8 ohms bridged - 1 x 1000 W Frequency range: 30-20000 Hz Distortion factor: 100 dB Input impedance: 20 kohms (balanced), 10 kohms (unbalanced) Input sensitivity: 1.25 V RMS Input connectors: 2 x XLR Output connectors: 2 x Speaker, 2 x XLR feed-through output Circuitry: class D Control elements: power switch, level control per channel, mode switch (stereo/bridged), ground lift switch LED indicators: Protect, limit, signal, power Protection circuits: Short-circuit, overheat, DC voltage, power on/off transients, soft start Construction: steel chassis Dimensions 9.4 x 19 x 1.7 in (240 x 483 x 44 mm) Weight 8.81 lb (4 kg)