Gladen Sigma SSW065

The Sigma SSW065 from Gladen is a 6.5-inch Subwoofer that stands out for its compact design and high performance. It has been specifically developed for space-saving vehicle installations and offers precise bass thanks to a long-stroke voice coil and a FEM-optimized motor structure. The dual 2 Ohm voice coil allows for additional flexibility in system integration. Ideal for closed and compact bass reflex enclosures, the Subwoofer impresses with a combination of a stable paper cone and a precisely tuned suspension. Its small dimensions and high-quality materials such as aluminum and steel contribute to its high sound quality and durability. The GLADEN SIGMA SSW065 has been specifically designed for compact vehicle installations where controlled bass and high precision are required. Despite its small size, the 6.5" Subwoofer impresses with a powerful drive and a long-stroke diaphragm. This ensures clean bass impulses and high control. The FEM-optimized motor structure ensures efficient power transfer with low distortion. Combined with the lightweight, stable paper cone and the precisely tuned suspension, the SSW065 delivers a dry, accurate low frequency, making it the ideal choice for closed and compact bass reflex enclosures. Thanks to the dual 2 Ohm voice coil, the SIGMA SSW065 offers maximum flexibility in system integration and is perfect for modern, space-saving vehicle concepts with high sound quality demands. Compact 6.5" Subwoofer for precise bass. FEM-optimized drive for high control. Long-stroke 1.5" voice coil (Dual 2 Ohm). Optimized for small closed and bass reflex enclosures. Technical Data Material Dust cap: PP Voice coil holder: Aluminum Spider: 4.5" PC Mix (Poly-Cotton blend) Diaphragm: Paper Surround: Foam Basket: Steel Data Recommended enclosure volume: 2.5-5 liters X-Max (+/-): 8.5 mm DC resistance (Rdc): 1.8 Ω (dual) Nominal impedance (Z): 2.2 Ω Resonance frequency (Fs): 56 Hz Voice coil diameter: 40 mm Voice coil height: 25 mm Mechanical quality (Qms): 7.27 Electrical quality (Qes): 0.57 Total quality (Qts): 0.53 Moving mass (Mms): 70.6 g Diaphragm area (sd): 128.6 cm2 Compliance of the suspension (Cms): 0.11mm/N Force factor (BL): 12.7 Tm Equivalent air volume (Vas): 34.23 dm3 Efficiency (η): 0.07 % SPL 2.83V/1m: 84.2 dB Outer diameter: 173 mm Mounting diameter: 144 mm Mounting depth: 93 mm