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P'SOUND MA-140 is a 4-channel main amplifier with a powerful Class D circuit design. The interior with high-quality components provides abundant energy, meeting the needs of users when it comes to optimal control of large-capacity speakers, with the ability to withstand loads even when the speaker impedance drops to as low as 2Ω.
P'SOUND MA-140 has high signal conversion efficiency, along with extremely low harmonic distortion (THD) ratio, giving a faithful and delicate sound quality with a balanced entire sound range. In addition, the protection circuit system is established based on European technology with automatic thermal sensor circuit, amplifier amplitude limit protection circuit, and intelligent heat dissipation system.
Specifications
Stereo power output @ 1khz 0.1% THD 8 Ohm: 600w x 4 CH
Stereo power output @ 1khz 0.1% THD 4 Ohm: 900w x 4 CH
S/N: 106dB
DF: >400:1
Frequency range: +/- 0.1dB 20Hz ~20KHz
THD: 0.01% @ 8 Ohm
Input sensitivity: Max 1.4V
Input impedance: 20K Ohm, Balanced
CMRR: -75dB
Crosstalk: -70dB
Power supply: 220V 50Hz, Fuse 15A
Net/Gross weight: 17.4kg/20kg
Dimensions: 483(W) x 366(D) x 88(H) mm (2U-rack)