Alto TS Sub 18


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

Professional Low-End Sound Production

Massive Sound - Professional Features

The frequency range and crossovers of the Truesonic TSSUB18 and TSSUB15 have been tuned to provide smooth, low-end sound production in the 37Hz-125Hz range (42Hz-125Hz for the TSSUB15). They also offer stereo inputs, an internal active crossover, and are housed in rugged, compact, 18mm Birch plywood cabinets with durable metal recessed handles. When you're ready to extend the frequency range of your live performance reinforcement, Truesonic subwoofers are the effective, economical, and professional choice.

Truesonic Substance

Exacting details were planned and provided in the Truesonic TSSUB18 and TSSUB15. From the modern digital power amp to the internal crossover and handpicked drivers, they are class-leading subwoofers and worthy of the Truesonic name. As active subwoofer systems, The Truesonic TSSUB18 and TSSUB15 offer a massive 18" LF long-excursion driver and large 15" LF long-excursion driver respectively. They're rated at a whopping 1200 watts and feature a 3" copper sandwich voice coil, which means you'll have plenty of low-end volume when you need it most.


* 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

* Dimensions (WxLxH): 20.7in x 22.8in x 28.6in

* Weight: 77.4 lb