Line Source



LSS's ST17 2-way loudspeaker system provides high output, low distortion sound reinforcement for the entire range of pro audio applications.

Speaker Power

510 W (AES) - 16 Ohms
• Horizontal 120° 
• Vertical 9°
(dB PEAK @ 1mt)

129 dB  

  • ST17 1 Aab406d474
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The 152 (6") mm low frequency cone with 45 mm (1.75") voice coil with Neodimnyum magnet and 75 mm (3") voice coil high frequency compression driver provides higher output and lower distortion plus enhanced power handling capabilities for better performance in both touring and permanently installed applications. LSS's ST17 is designed specifically for vertical curvilinear array.


The ST17 is a micro module of Array System ideal for Vertical Line Array without compromises, ST 17 was designed to support the widest possible range of pro audio applications. It is ideal for vertical curvilinear array systems, the minimum configuration of this system is four enclosures for full performance eight or more are recommended. For extended low Frequency is possible used a subwoofer of LSS systems.
  • Two 152mm LF Neodimnyum in vented enclosure
  • 75mm Neodmyum Driver on Wave Guide 120°x 9°
  • Fly mounting points
  • Powering mode Full-range or BIAMP (With internal passive crossover)
  • For touring or fixed installation


Dimensions mm (±1 mm)
• Height 190
• Front Width 580 
• Depth 520

Weights Kilograms
• Net Weight 14
• Shipping Weight 17
•Configurazione 2way Passive or Bi-Amp Passive

Enclosure Material

• Enclosure material Birch Plywood of 15mm
• Finish Texture poliuretanic black paint
• Suspension 3 point mounting suspension
• Grille Poweder coated perforated steel
• Connectors Two Neutrik NL4 speakon
• Optional Accessories Flygth Case for four ST17


Frequency Response
• ±3 dB 75Hz to 18KHz
•-10 dB 58Hz

Sensitivity (dB 1 mt.)
• SPL (PEAK) 129

Nominal Input Impedance (ohms)

• Full Range Passive 16

Power Handling (watts cont. AES)

• W (AES) 510

SPL (referenced to 1 m 1w)

• Full Range Passive 98dB

Nominal Dispersion (degrees @ - 6 dB)

• Horizontal 120°
• Vertical 9°


Serie Prodotto STEALTH
• LF Subsystem & Loading Two 152mm woofer vented
• HF Subsystem & Loading One 75mm exit/50mm voice coil
• Operating Mode Passive Full-Range or BI-AMP (with Internal crossover)


• SB17
• OCTO18
• OCTO21
• HPS246


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