http://www.ceriwis.com/images/smilie...pengumuman.gif NEW NEW NEW http://www.ceriwis.com/images/smilie...pengumuman.gif FULL RANGE FOUNTEK FR 89 EX 4 Ohms (BLACK) Bisa pake sebagai midrange buat up dari 2way ke 3way BEST PRICE HANYA 1,170,000 / PASANG http://www.madisoundspeakerstore.com...l-range-4-ohm/ Fountek FR89EX 3" Full Range 4 ohm 87.4dB 2.83V@1m Neodymium Motor Underhung motor design 5mm X-max (peak) Low distortion Coated aluminum cone Cast aluminum chassis Aluminum former and copper wire In 1/2 liter sealed (30 cubic inches) your F3 is 170Hz. In 1.5 liters vented (91.5 cubic inches), with 1" diameter vent by 4" long, your F3 is 87Hz http://i556.photobucket.com/albums/s...ps8d5b8734.jpg Large Image Link (281 kB) jualaudio@gmaildotcom BBM 21B43239