Sub Woofers



SUBTREX is an extension module for low-frequency reinforcement of TREX system.

Speaker Power

2400 W (AES) - 4 Ohms
360° (single unit)
(103dB 1 Watt @ 1 m)
144 dB Max SPL calculated

  • SUBTREX 1 Eb7300751c
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High performance and very high peak output for concert sound. The SUBTREX powering mode is only passive amplified operation with external digital processor.


The SUBTREX is ideal for concert touring applications, the 13° per side trapezoid angles match the 60° horizontal coverage pattern allowing the creation of tight packed clusters. The comprensive system mounting points permit suspension in touring installations.

  • Two 380 mm LF in reflex enclosure
  • Fly points mounting track
  • Powering mode passive with external digital processor
  • For touring or permanent installation
  • Same cabinets as TREX


Dimensions mm (±1 mm)
• Height 940
• Front Width 600
• Rear Width 360
• Depth 700
• Trapezoid angles (degrees) 13° per side 

Weights Kilograms
• Net Weight 41
• Shipping Weight 45 

Enclosure Material
• Enclosure material Birch Plywood of 18mm
• Finish Texture poliuretanic black paint
• Suspension 8 point mounting suspension
• Grille Poweder coated perforated steel with anti-dust foam
• Connectors Two Neutrik NL4 speakon
• Optional Accessories Fly clip with ring


Frequency Response
• ±5 dB 45 Hz to 180 Hz
• -10 dB 30 Hz 

Sensitivity (dB 1 Watt @ 1 m)
• LF 103 dB 

Max SPL Calculated
• 137 dB

Nominal Input Impedance (Ohms)
• Full Range Passive 4
• LF 4

Power Handling (Watts cont. AES)
• LF 2400 

Nominal Dispersion 
• 360° (single unit); varies with number of units and configuration

Product Series TREX
• LF Subsystem & Loading Two 380 mm (15") woofer reflex
• Operating Mode Passive with externa digitall processor 


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