RCF LF18X451 18" WOOFER 3600 Watts 8-Ohm Replacement Subwoofer
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THE RCF LF18X451 18" WOOFER IS A VERY POWERFUL WOOFER WITH A VERY LINEAR FREQUENCY RESPONSE
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HANDLES A 1,800 WATTS AES, 3,600 WATTS PROGRAM POWER HANDLING
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VERY HIGH 13.5MM XMAX, 54MM PEAK TO PEAK EXCURSION & A HIGH BL FACTOR OF 30.5T-M FOR A STRONG CONTROLLED DEEP BASS
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DUAL FORCED HYPER VENTING & A THICK 15.0MM TOP PLATE FOR LOW POWER COMPRESSION LOSS
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4.5" INSIDE/OUTSIDE COPPER VOICE COIL FOR INCREASED DURABILITY
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WORKS WELL IN HORN LOADED OR PORTED SPEAKER CABINET DESIGNS
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THE RCF LF18X451 IS IDEAL FOR TOURING APPLICATIONS THAT REQUIRE A HEAVY DUTY HIGH POWER SUBWOOFER WITH A SUPER STRONG MOTOR STRUCTURE
- Nominal Diameter: 18 inch / 457 mm
- Rated Impedance: 8 ohm
- Program Power (watt): 3600 W
- Power handling capacity: 1800 W
- Sensitivity: 97.0 dB
- Frequency range: 30 - 1000 Hz
- Effective piston diameter: 395 mm / 15.55 inch
- Max. Excursion Before Damage: 54 mm / 2.13 inch
- Minimum Impedance (ohm): 6.8 ohm
- Voice Coil Diameter: 4.5 inch / 114 mm
- Voice Coil Winding Material: Copper
- Voice Coil Length: 34 mm / 1.34 inch
- Number of layers: 2
- Kind of layers: inside/outside
- Top Plate Thickness: 15 mm / 0.59 inch
- Cone Design: Straight
- Surround Material: Polycotton
- Surround Design: Triple roll
- Magnets: Ceramic
- Dual-force air ventilation: Yes
- Spider: 03
- Resonance frequency (Fs): 30 Hz
- DC resistance (Re) (ohm): 5.40 ohm
- Mechanical factor: 6.70 Qms
- Electrical factor: 0.29 Qes
- Total factor: 0.28 Qts
- Bl factor (Bl) (T x m): 30.50 T x m
- Effective moving mass (Mms): 260.0 g
- Equivalent Cas air loaded (Vas): 220.0 liters
- Effective piston area (Sd): 0.120 m2
- Max. linear excursion (Xmax): 14 mm
- Voice coil inductance @ 1kHz (Le1k): 1.38 mH
- Half-space efficency (Eff): 1.90%
Mounting information
- Overall diameter: 465 mm / 18.31 inches
- Bolt circle diameter: 442-447 mm / 17.4-17.6 inch
- Bolt hole diameter: 7 mm / 0.28 inch
- Front mount baffle cut-out: 424 mm / 16.69 inch
- Rear mount baffle cut-out: 424 mm / 16.69 inch
- Volume occupied by the driver: 6.5 liters / 0.26 ft3
Size / Weight
- Height: 212 mm / 8.35 inches
- Diameter: 465 mm / 18.31 inches
- Weight: 15.2 kg / 33.51 lbs
Shipping information
- Package Height: 254 mm / 10 inches
- Package Width: 524 mm / 20.63 inches
- Package Depth: 494 mm / 19.45 inches
- Package Weight: 17 kg / 37.48 lbs
UPC
- 810130953530
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SPECIFICATIONS |
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Nominal Basket Diameter |
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Impedance |
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AES Power Rating |
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| Program Power |
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Frequency Response |
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Sensitivity (1W/1m) |
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Voice Coil Diameter |
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| Max. Excursion Before Damage |
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| Voice Coil Winding Depth |
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| Top Plate Thickness |
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| Number Of Layers |
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MATERIALS |
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| Voice Coil Material |
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| Cone Material |
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| Cone Design |
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| Surround Material |
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| Surround Design |
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| Magnet |
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MOUNTING INFORMATION |
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Overall Diameter |
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| Bolt Circle Diameter |
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| Baffle Cutout Diameter |
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| No. Of Mounting Holes |
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| Mounting Hole Diameter |
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| Overall Depth |
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| Flange Thickness |
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| Volume Displaced By Driver |
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| Net Weight |
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| Shipping Weight |
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THIELE-SMALL PARAMETERS |
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| Resonant Frequency (fs) |
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| Impedance (Re) |
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| Coil Inductance (Le) |
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| Electromagnetic Q (Qes) |
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| Mechanical Q (Qms) |
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| Total Q (Qts) |
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| Compliance Equivalent Vol. (Vas) |
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| Voice Coil Overhang (Xmax) |
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| BL Factor (BL) |
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| Effective Moving Mass (Mms) |
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| Surface Area of Cone(Sd) |
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| Reference Efficiency |
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