As promised, here's the ultimate subwoofer test video of the recently brand new built center L-ported box for 2 pieces Targa X-100-i 4 Ohm double voice coil 10 inch 300 watt RMS ca
Here is a 3 inch JBL neo subwoofer from a JBL Radial ipod dock. This is a great woofer. Best 3 inch ive ever seen! This is a pretty common woofer used in many JBL products: JBL Spy
Sound & excursion bass soundcheck: Focal JMLab Chorus SW 700 S active 11" inch subwoofer + KEF Cresta 3 stereo loudspeakers + Marantz PM-44SE special edition Integrated Stereo Ampl
Monitor Audio BR6 speakers + Dali Ikon sub Mk1 subwoofer sound bass excursion test soundcheck. All powered with Yamaha A-S500 Stereo integrated amplifier and for sound card DAC I u