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18" Active PA Subwoofer 1200W

  • Alto Truesonic TS SUB18 Back


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Quick Overview

Alto Truesonic TS SUB18 18" Active PA Subwoofer 1200W

  • Description
  • Additional Information

Alto Truesonic TS SUB18 Product Description

The Alto TS Sub18 is the perfect 18” active subwoofer for your Truesonic speakers, creating a compact and portable PA system that sounds great. The TSSub18 is capable of producing 1200W of power and in an extremely compact design that’s easy to transport from gig to gig. Class-D amplification makes the Sub18 ultra-efficient, effortlessly delivering massive power to the 18˝ driver that provides a smooth sound in the 35Hz-125Hz frequency range. Give your Alto Truesonic speakers a much needed bass injection with the TS Sub18!


  • 1200 Watts Class D power
  • Powerful 18” low-frequency, long-excursion driver
  • Stereo inputs: Mic/Line left channel, XLR right channel
  • Stereo XLR outputs: left link, right mono, internal 120Hz crossover on through
  • 18 mm birch plywood vented cabinet with metal grille and recessed handles
  • Adjustable level and polarity controls
  • 35 mm pole socket

Technical Specifications

  • Powered System: Continuous 600 Watts, Peak 1200 Watts
  • Frequency Response (-10dB): 37 Hz-125 Hz under analog processor
  • Maximum SPL @ 1m: 123 dB Continuous / 126 dB Peak
  • Transducer Low: 18" woofer, 3" copper sandwich voice coil, with long excursion
  • Active Crossover: Band pass type 12 dB / oct. under analog processor
  • Input Connectors: In-Left / Mono (Combo) Right (XLR-F) / Out-Left /Mono-Right (XLR-M) / Link-Left / Mono-Right (XLR-M) Balanced (15 kOhms)
  • Input: Level L-R Input Line at 0 dBu
  • Crossover Frequency: L-R output with high pass filter at 80 Hz or flat for L-R satellite
  • External Controls: VOLUME Control / PHASE Switch / HPF-80Hz Bypass / Power on with green LED / Clip limiter with red LED / Ground lift
  • Power Supply: 120-240 Volts in Switching Power mode
  • Enclosure Construction: 18mm Plywood cabinet, glued and reinforced, resistant black paint, metal grille, rubber foot, four optional wheels
  • Mounting: One standard metal pole-mount, two metal handle


  • Width: 20.7 inches
  • Height: 28.6 inches
  • Depth: 22.8 inches
  • Weight: 35.1 Kg

Alto Truesonic TS SUB18 Additional Information

Brand Alto Professional
Condition New