RCF LF18N405

• Fabricant : RCF
• Modèle : LF18N405
• Catégorie : Haut-parleurs à cône 18" (46 cm)
• Poids du colis : 10.5 kg
• Fiche créée le : 28/10/2016

Haut parleur de graves 18 pouces néodyme 1500W 8 ohms

• 4,0 - inch Inside/Outside copper voice coil
• 3000 Watt continuous program power handling
• 97 dB Sensitivity
• 25Hz - 1kHz Frequency range
• Hypervented magnetic structure for minimum power compression
• Triple roll surround and exponential cone geometry

General Specifications

• Nominal Diameter: 460/18 mm/inch
• Rated Impedance: 8 Ω
• Program Power: 3000 W AES
• Power handling capacity: 1500 W AES
• Sensitivity: 97 dB
• Frequency Range: 25 Hz ÷ 1000 Hz
• Effective Piston Diameter: 395/15.6 mm/inch
• Max Excursion Before Damage (peak to peak): 58/2.28 mm/inch
• Minimum Impedance: 6.0 Ω
• Voice Coil Diameter: 100/4.0 mm/inch
• Voice Coil Material: Copper
• Voice Coil Winding Depth: 36/1.41 mm/inch
• Number of layers: 2
• Kind of layer: inside/ouside
• Top Plate Thickness: 15/0.6 mm/inch
• Cone Material: No pressed pulp
• Cone Design: Curved
• Surround Material: Polycotton
• Surround Design: Triple roll

Thiele/Small Parameters

• Resonance frequency: 30 Hz
• DC resistance: 4.9Ω
• Mechanical factor: 7.0
• Electrical factor: 0.34
• Total factor: 0.32
• BL Factor: 26.5 T · m
• Effective Moving Mass: 261 g
• Equivalent Cas air load: 227 liters
• Effettive piston area: 0.122 m²
• Max. linear excursion (mathematical): 14.2 mm
• Voice - coil inductance @ 1kHz: 1.7 mH
• Half-space efficiency: 1.70%

Mounting information

• Overall Diameter: 465/18.3 mm/inch
• Bolt Circle Diameter: 442-447/17.4-17.6 mm/inch
• Bolt Hole Diameter: 6.5/0.25 mm/inch
• Front Mount Baffle Cut-out: 424/16.7 mm/inch
• Rear Mount Baffle Cut-out: 425/16.7 mm/inch
• Depth: 190/7.48 mm/inch
• Volume occupied by the driver: 5.5/0.19 liters/ft³
• Net Weight: 8.8/19 kg/lbs

Shipping information

• Shipping weight: 10/22 kg/lbs

Distribué par RCF France