Three-Way Biamplified or Triamplified (T) ScreenArray Loudspeaker System

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Three-Way Biamplified or Triamplified (T) ScreenArray
Loudspeaker System

3731 Three-Way Triamplified ScreenArray® Cinema Loudspeaker System


  • Three-way Screen Array® design for maximum output, optimal coverage, and minimum distortion
  • One 380 mm (15") Vented Gap Cooled (VGC™) LF Transducer
  • Triamplified (T) or Biamplified operation
  • Approved for THX® certified applications (3731T)
  • M/HF ships fully assembled
  • Second Generation Optimized Aperture Waveguide technology for ultra-low distortion, and extremely uniform frequency response
  • SSCTM Screen Spreading Compensation
  • Focused Coverage Technology™
  • Flat-front waveguide design for easy baffle wall installation
  • Shallow depth for minimum behind screen requirements
  • Low profile design with 600W LF


  Version Language Size Uploaded
file type icon 3731 Spec Sheet
updated: oct. 2020
    165 ko oct. 2020
CAD Drawings
file type icon 440463A
updated: oct. 2020
    55,5 ko oct. 2020
file type icon 440463
updated: oct. 2020
    2,93 Mo oct. 2020
file type icon Cinema Sound - ScreenArray Systems (3 Way) Declaration of Conformity
updated: oct. 2019
    153 ko oct. 2019
file type icon 3731 Front Angle
updated: oct. 2020
    122 ko oct. 2020

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Pièces détachées et réparations

Caractéristiques techniques

Frequency Response (±3 dB) 40 Hz - 19 kHz
Frequency Range (-10dB) 30 Hz - 20 kHz
Sensitivity 103dB @ 2.83V
Maximum SPL (1m) 125 dB @ 1m (3.3 ft), 131 dB peak
System Input Power Rating LF: 600 watts, M/HF: 150 watts [HF: 85 watts]
Horizontal Coverage Angle (-6dB) 90°
Vertical Coverage Angle (-6dB) 20° up, 30° down
Directivity Factor (Q) 10.0
Directivity Index (DI) 10 dB
Crossover Frequencies 350 Hz [1.2 kHz]
Dimensions (HxWxD) 1600 mm x 762 mm x 450 mm (63 in x 30 in x 17.75 in)
Net Weight (each) 114 lbs (51.8 kg)
Shipping Weight 64.0 kg (141 lbs)
Nominal Impedance
Power Handling (2Hr AES Rating) 600W



Three-Way Biamplified or Triamplified (T) ScreenArray Loudspeaker System