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STL 1500P

STL 1500P is a dual 18” loaded subwoofer. It can keep the bass effect clear and with impact, keeping the ideal bass reflection at the same time. The wide dispersion horns provide the maximum covarage whitout distortion. All woofer are custum made with precise SR specifications for a greater power handling and efficiency. Neodymium magnet, used on the woofer, guarantees high quality acustic performance whilst, at the same time, reduces the total weight of the cabinet. STL passive models are equipped with crossover filters made with ED components for optimal frequency distribution and with a sophisticated electronic protection circuit to prevent the overload of the HF driver.

Frequency response 35 Hz - 250 Hz
Sensitivity @ 1W/1m 103.0  dBSPL
SPL max (calc.) 135.0  dBSPL
Crossover No Filter
LF Transducer Double 18" Woofer, Ferrite magnet circuit,  Voice coil diameter 100 mm,
Power Handling (Continuous/Peak) 2000W/4000W
Connection Speakon Input/Output
Nominal Impedance 4 Ω
Controls No control
Box 24 mm and 18 mm Plywood
Weight kg 95
Dimensions (LxDxH) 1120 x 625 x 550 mm