Detailed Product Description

Power amplifeir / PA amplifier / Pro audio / pro amplifier /  PA speaker / Professional speaker amplifier / audio amplifier / pro sound / speaker / loudspeaker / pa system / pro sound amplifier

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:  1250W; 

4Ω Stereo Power:  1875W;

2Ω Stereo Power:   2350W;

1Ω Parallel Mono Power: 5060W; 

2Ω Parallel Mono Power: 3750W;

8Ω Bridged Mono Power: 3750W;

4Ω Bridged Mono Power: 5060W

DISTORTION

THD: <0.025%(10% of full power); IMD: <0.075%( 60Hz/7KHz,at rated power )

FREQUENCY RESPONSE: 20Hz-20KHz

PSC(PHASE SHIFT CHARACTERISTICS):±8°

DAMPLING FACTOR: >1500(8Ω 630Hz)

CHANNEL SEPARATION @ 10kHz: >75dB

S/N RATIO: >110dB(A weighted)

GAIN: 39±0.5dB

CHANNEL GAIN DIFFERENCE0.25dB

INPUT SENSITIVITY: 2.25V, SLEW RATE:>100V/μS

IMPUT RESISTANCE: 20K ohms balanced, 10K ohms unbalanced

DIMENTSION: (W)483mm * (D)452mm * (H)88mm

WEIGHT: 24kg

POWEE SUPPLY: AC 220V50Hz-60Hz/1500VA

AMBIENT TEMPERATURE: Operating Temperature: -10-40

                                         Storage Temperature: -25-80

AMBIENT HUMIDITY: ≤90%