W 170 8 OHM Art. No. 9063 17 cm (6.5") HiFi woofer with very good price/performance ratio. Suitable for simple 2-way speakers and car rear tray systems. Especially suited als replacement driver for many HiFi speakers.
sketch frequency- and impedance response	Technical Data: Rated power 40 W Maximum power 70 W Nominal impedance Z 8 Ohm Frequency response fu–6000 Hz (fu: Lower cut-off frequency depending on cabinet) . Mean sound pressure level 87 dB (1 W/1 m) Opening angle (-6 dB) 54°/4000 Hz Excursion limit +/−7,5 mm Resonance frequency fs 57 Hz Magnetic induction 1,0 T Magnetic flux 240 µWb Height of front pole-plate 3 mm Voice coil diameter 25 mm Height of winding 7 mm Cutout diameter 146 mm Net weight 0,77 kg D.C. resistance Rdc 7,2 Ohm Mechanical Q factor Qms 2,92 Electrical Q factor Qes 0,90 Total Q factor Qts 0,69 Equivalent volume Vas 24 l Effective piston area Sd 137 cm² Dynamically moved mass Mms 8,7 g Force factor Bxl 5,0 T m Inductance of the voice coil L 0,9 mH Connections 4,8 x 0,8 mm (+) 4,8 x 0,8 mm (−) Similar Products AL 170 8 OHM W 170 S 4 OHM W 170 S 8 OHM WS 17 E 4 OHM WS 17 E 8 OHM
directivity pattern