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Professional SMPS Amplifiers: SM - 4000
 
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FEATURES

  • SM Series is designed for the most demanding live audio
  • users, whether in touring rigs or fixed installations.
  • SM Series combines Class D amplifier channels with the
  • well proven SMPS supply, to deliver more audio power,
  • outstanding 20 Hz - 20 kHz audio performance, plus
  • complete protection from normal hazards of the trade.

  • 1. Light-weight Design Higher output in 1U cabinet as its weight is no more than 11 kgs.

  • 2. High-efficiency Output Circuit: Advanced output D-class circuit, ensuring perfect sound quality , the power and efficiency are higher than other conventional circuit.

  • 3. High-efficiency Digital Power Supply : Strong power output with advanced digital mode power supply back-up,it is not only provide a long-time and stable output, even if under condition of
  • the deviation of ?? 20% of the electricity, but also can ensure good quality sound.

  • 4. Built-in Precision Limiter Circuit : When the impedance is overload, the circuit can automatically detect when output clip and grant limits in advance, to ensure security of the operating
  • system.

  • 5. Protection:
  • a) Power ON/OFF transient protection,
  • b) Over temperature protection
  • c) Cover load protection
  • d) VHF and Short Circuit Limited Protection
  • e) Ultra-high frequency protection
  • f) Limiter protection
  • g) DC protection

  • 6. Unique drive circuit for FAN temperature control may greatly enhance the
  • radiating performance of the system. Variable speed fan for low noise

SPECIFICATION

Stereo Power 8 Ohms 1KHz0.1%THD 2?1200W
Stereo Power 4 Ohms 1KHz0.1%THD 2?1600W
Stereo Power 2 Ohms 1KHz0.1%THD 2?2000W
Signal to noise 103dB
Slew Rate 30V uS
Damping Factor 450:1
Frequency response +/-0.1dB , 20Hz+20KHz
THD <=0.01% Rated power@8 Ohms 1KHz
IMD <= 0.01% Rated power@8 Ohms
Input impedance 10K/20K hours, unblanced or balanced
Input CMRR >-75dB
Cross talk >-70dB
LEP indicator Signal, Protect , Active, Clip/Limiting
Main power supply -240V 50/60Hz FUSE:10A
Supply power 1100W
Weight 10.5kg
Dimensions(mm) WxDxH 485 x 580 x 45
Chasis Type 1U
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