Stereo PA amplifier with SMPS, 2 x 850 W / 4 ohms

Stereo PA amplifier with class D circuitry
Low weight and height due to integrated switch mode power supply
Reliable power amp with high impulse stability for a wide range of applications (e.g. compact PAs, multi-way PAs, international concerts)
Limiter and speaker switch-on delay
3 operating modes can be selected (stereo, parallel or bridged)
2 calibrated level controls for precise level adjustment
Input sensitivity adjustable
LED VU meter and LEDs for activated protective circuit (protect), overload (clip), and signal per channel
Highly efficient front-to-rear air routing
Electronically balanced inputs via XLR mounting jacks, with XLR feed-through outputs
Speaker outputs via lockable Speaker plugs and screw terminals
Rugged steel chassis with aluminum front panel
Rack installation with 2 units
Power supply:
100-240 V AC, 50/60 Hz

Power consumption:
150 W (1/8 power)

Power output (RMS):


Stereo, parallel at 4 ohms
2 x 850 W

Stereo, parallel at 8 ohms
2 x 500 W

8 ohms bridged
1 x 1700 W

Frequency range:
20-20000 Hz

Signal-to-Noise ratio:
>100 dB

Total harmonic distortion:
<0.15 %

Damping factor:
>500

Voltage gain:
38.2 dB

Slew rate:
>10 V/µsec

Input sensitivity:
0.775 V/1.0 V/1.81 V bzw. 39.3 dB/37 dB/32 dB, switchable

Input impedance:
20 kohms (balanced), 10 kohms (unbalanced)

Input connectors:
4 x XLR

Output connectors:
4 x Speaker, 4 x XLR feed-through output

Circuitry:
Class D

Protection:
Softstart, short-circuit, overheat, overload, clip limit, RF and VHF signals

Cooling:
2 temperature-controlled fans, front-to-rear

Controls:
Power switch, input attenuators, mode switch stereo/parallel/bridged, input sensitivity

LED indicators:
protect, clip, -5 dB, -10 dB, -20 dB (per channel)

Construction:
steel chassis, aluminum front

Dimensions:
483 x 461 x 89 mm


Rack installation with 2 U

Weight:
7 kg