The Sound Town STWF-3 is a 3" full range replacement driver for compact line array or column speakers; it is compatible with the Sound Town PA speakers and speakers of other brands which need a 3" driver. The driver comes with 8-ohm impedance and has a frequency range of 150 Hz - 20 kHz. It is built in a steel chassis and has a paper cone with cloth edge. With 30W RMS, 60W peak power handling capability, the STWF-3 delivers superb sound performance. FEATURES 3" steel frame, 4-pack or 8-pack available Full range replacement driver for PA DJ speakers, compact line array or column array speaker applications, CARPO-M42, CARPO-M64, CARPO-M106, ZETHUS-M3 30W RMS, 60W peak power handling at 8-ohm 150 Hz - 20 kHz frequency response 8 oz. magnet SPECIFICATIONS Details Model STWF-3 Resonance 150Hz Nominal Basket Diameter 3" Frequency Response 150Hz - 20kHz Nominal Impedance 8Ω Sensitivity 92±3dB Power Rating 30W RMS Magnet Weight 8oz Peak Power 60W Peak Voice Coil Diameter 0.8" VC Thiele & Small Parameters Resonant Frequency (fs) 159Hz Compliance Equivalent Volume (Vas) 0.982 L DC Resistance (Re) 5.2Ω Mechanical Compliance of Suspension (Cms) 0.712 mm/N Mechanical Q (Qms) 2.15 BL Product (BL) 3.295 Tm Electromagnetic Q (Qes) 0.673 Diaphragm Mass Inc. Airload (MMs) 1.404 g Total Q (Qts) 0.513 Surface Area of Cone (Sd) 31.17 cm2 Mounting Information Efficiency Bandwidth 236 Baffle Hole Diameter 2.75", 70mm Sealed 1.07 liters / 0.038 cu.ft. Installation Position Diameter 3.46", 88mm Vented 2.28 liters / 0.08 cu.ft. Mounting Holes Diameter 4- 0.14"x0.16", 3.5x4.2mm Overall Diameter 3x3", 77x77mm Net Weight -- Depth 1.71", 43mm Materials of Construction Coil Construction Round copper Cone Composition Paper cone Coil Former Kapton Cone Edge Composition Cloth edge Magnet Composition Ferrite Dust Cap Composition Paper cap Basket Materials Steel Dimension & Weight Product Width (in.) 3.0" (each) Package Width (in.) 7.6" (4-Pack); 7.6" (8-Pack) Product Height (in.) --" Package Height (in.) 4.9" (4-Pack); 4.9" (8-Pack) Product Depth (in.) 1.7" (each) Package Depth (in.) 3.9" (4-Pack); 7.9" (8-Pack) Product Weight (lb.) 2.7 lbs (4-Pack) Package Weight (lb.) 3.3 lbs (4-Pack) ; 6.6 lbs (8-Pack) Warranty/Certifications Manufacturer Warranty 1 year
