Raw 6 Woofer Speaker, 80W Pro Audio Subwoofer

The Sound Town STLF-630 is a 6.5" universal replacement driver for PA/DJ woofers, compatible with Sound Town PA speakers and other brands with a 6.5" woofer. It features an 8-ohm impedance and a frequency range of 70-5K Hz with a sensitivity of 90dB. The driver has a built-in pressed steel chassis, a paper cone with cloth edge, and an 80W RMS power handling capability, delivering superb sound as a great replacement woofer for your PA/DJ cabinet.

The STLF-630 boasts a 6.5" pressed steel frame, a 1.5" voice coil, and a 30-oz magnet, producing exceptional sound quality. Its specifications include a resonance of 100 Hz, a nominal basket diameter of 6" (152.4 mm), and a usable frequency range of 100 Hz - 4 kHz. With a nominal impedance of 8 Ω and a sensitivity of 89 ± 3 dB, the driver can handle a program power of 50W and a peak power of 100W.

Regarding the Thiele & Small parameters, the STLF-630 has a resonant frequency (fs) of 100 Hz, a compliance equivalent volume (Vas) of 4.56 liters/0.16 cu ft, a DC resistance (Re) of 6.4 Ω, a mechanical compliance of suspension (Cms) of 161.4 mm/N, a mechanical Q (Qms) of 3.36, a BL product (BL) of 6.11 T-M, an electromagnetic Q (Qes) of 1.5, and a total Q (Qts) of 1.055. The diaphragm mass, including airload (Mms), is 13.0 g, and the surface area of the cone (Sd) is 141 cm².

The overall diameter of the STLF-630 is 6.6" (167.6 mm), with a mounting hole diameter of 4-0.2" (4-5.1 mm) and a depth of 3.2" (81.3 mm). The net weight of the driver is 3.2 lb (1.45 kg), and the shipping weight is 3.9 lb (1.77 kg). The baffle hole diameter is 5.6" (142.2 mm), and the installation position diameter is 6.2" (157.5 mm).

The STLF-630 is constructed with a round copper coil, a paper cone, an aluminum coil former, a cloth edge, a ferrite magnet, and a paper dust cap. The basket is made of pressed steel. The manufacturer provides a 1-year warranty for this product.

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