The MA4.2s is one of a range of power amplifiers that have been designed to combine reliability and high power with sonic excellence. The amplifier is characterised by a very high power-to-weight ratio in a lightweight, 2U package. The innovative technology at the heart of the MA4.2s enables it to set new standards in terms of sonic accuracy, impact and clarity.
TECHNICAL SPECIFICATIONS OUTPUT POWER (EIA AT 1kHz AND 1% THD) 8Ω Stereo Power: 1300W; 4Ω Stereo Power: 1950W; 2Ω Stereo Power: 3000W; 8Ω Bridged Mono 3900W; 4Ω bridged Mono: 6000W; DISTORTION THD: <0.5%(10% of full power); IMD: <0.1%(60Hz/7KHz, 10% of full power) FREQUENCY RESPONSE: 20Hz-20KHz PSC(PHASE SHIFT CHARACTERISTICS): <± 15° DAMPLING FACTOR: >500(8Ω 100Hz) CHANNEL SEPARATION @ 10kHz: >75dB S/N RATIO: >105dB(A weighted) GAIN: 39± 0.5dB CHANNEL GAIN DIFFERENCE: <0.25dB INPUT SENSITIVITY: 0.775V SLEW RATE: >80V/μS IMPUT RESISTANCE: 20K ohms balanced, 10K ohms unbalanced POWER CUR. DRAW: 1500VA/6.6A(typical music); 3000VA/13A(over loading); DIMENTSION: 482W*400D*88H WEIGHT: 24kg