RCF - LF18N401

Haut-parleur 46cm - 1200 W rms

- 18" bobine mobile 4"
- Puissance 1200 W rms, 2400 W programme
- Sensibilté: 98db
- Bande passante: 30-1000Hz
- 8 ohms

GENERAL SPECIFICATIONS
Nominal Diameter:460 / 18 mm/inch
Rated Impedance:8 Ω
Program Power:2400 W AES
Power handling capacity:1200 W AES
Sensitivity:98 dB
Frequency Range:30 Hz ÷ 1000 Hz
Effective Piston Diameter:395 / 15.6 mm/inch
Max Excursion Before Damage (peak to peak):52 / 2.1 mm/inch
Minimum Impedance:6.3 Ω
Voice Coil Diameter:100 / 4 mm/inch
Voice Coil Material:Copper
Voice Coil Winding Depth:25 / 1.0 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:5.1Ω
Mechanical factor:6.5
Electrical factor:0.27
Total factor:0.26
BL Factor:27.8 T · m
Effective Moving Mass:201 g
Equivalent Cas air load:257 liters
Effettive piston area:0.122 m²
Max. linear excursion (mathematical):8.8 mm
Voice - coil inductance @ 1kHz:2.5 mH
Half-space efficiency:3.01%
MOUNTING INFORMATION
Overall Diameter:465 / 18.3 mm/inch
Bolt Circle Diameter:442-447 / 17.4-17.6 mm/inch
Bolt Hole Diameter:6.5 / 0.3 mm/inch
Front Mount Baffle Cut-out:424 / 16.7 mm/inch
Rear Mount Baffle Cut-out:424 / 16.7 mm/inch
Depth:205 / 8.1 mm/inch
Volume occupied by the driver:5.5 / 0.19 liters/ft³
Net Weight:9.1 / 20.2 kg/lbs
SHIPPING INFORMATION
Shipping weight:9.8 / 21.8 kg/lbs