over 199 € gratis (inden for Danmark)
The LF12N451 is designed to provide an excellent frequency response linearity with very low distortion. A very strong neodymium magnetic structure as LF18N401 guarantee dynamic and precision,the standard 4" voice coil design provides a very high power handling. The unique Dual- forced air venting system guarantee a very efficient voice coil ventilation to minimize the power compression and provide a good power handling.
Features 4-inch, fiberglass inside/outside copper voice coil 1600W continuous program power handling 96 dB Sensitivity 45 Hz - 2 kHz Frequency range Dual-forced air ventilation for minimum power compression Single spider designed
General Specifications Nominal Diameter: 300 / 12 mm/inch Rated Impedance: 8 Ohm Program Power: 1600 W AES Power handling capacity: 800 W AES Sensitivity: 96 dB Frequency Range: 45 Hz ÷ 2000 Hz Effective Piston Diameter: 260 / 10.2 mm/inch Max Excursion Before Damage (peak to peak): 50 / 1.96 mm/inch Minimum Impedance: 7.2 OHM Voice Coil Diameter: 100 / 4 mm/inch Voice Coil Material: Copper Voice Coil Winding Depth: 21 / 0.82 mm/inch Number of layers: 2 Kind of layer: inside / outside Top Plate Thickness: 15 / 0.6 mm/inch Cone Material: No pressed pulp Cone Design: Straight Surround Material: Polycotton Surround Design: Triple roll
Thiele/Small Parameters DC resistance: 5.5 Ohm Mechanical factor: 9.1 Electrical factor: 0.21 Total factor: 0.20 BL Factor: 26 T · m Effective Moving Mass: 78 g Equivalent Cas air load: 50 liters Effettive piston area: 0.053 m² Max. linear excursion (mathematical): 7.3 mm Voice - coil inductance @ 1kHz: 1.7 mH Half-space efficiency: 2.54%
Mounting information Overall Diameter: 320 / 12.6 mm/inch Bolt Circle Diameter: 293-304 / 11.5-12 mm/inch Bolt Hole Diameter: 6.5 / 0.3 mm/inch Front Mount Baffle Cut-out: 282 / 11.1 mm/inch Rear Mount Baffle Cut-out: 284/11.2 mm/inch Depth: 140 / 5.5 mm/inch Volume occupied by the driver: 2.9 / 0.098 liters/ft³ Net Weight: 6.5 / 14.3 kg/lbs
Tillykke til vinderen af december: Jose Luis Quesafa Garcia, Valencia (ES)
Forrige måneds vinder (november): Filipe Silva Costa, Vila Nova De Milfontes (PT)