Rockville VS15K52 15" K5 2000w Car Subwoofer in Vented Sub Enclosure Box - 2 Ohm

Features:

• Rockville VS15K52 Single 15" K5 1400w Car Subwoofer Pre-loaded In Vented Sub Enclosure
• Peak Power Handling: 2000 Watts
• Program Power Handling: 1000 Watts
• CEA Rated RMS Power Handling: 500 Watts
• Final Impedance: 2 Ohm
• ¾” MDF enclosure
• Bonded stapled and braced
• Computer designed vents
• Angled at 15 % for perfect bass alignment
• High quality aviation grade tweed carpet
• Satin Nickel speaker wire push terminals
• Enclosure air space is 3.28 Cu Ft per sub
• Vent dimensions (inches): 2.5" x 13" x 12.5"
• Tuning frequency of enclosure: 35 Hz
• 2.5" 4-Layer Black Aluminum Voice Coils Wound with OFC (100% Copper) Wire
• The wire we use to wind the voice coil is imported from Japan which is way better quality than the standard China wire
• 60 Oz High Quality Magnet
• Cast Iron Basket With Black Sanded Finish
• Fiber Reinforced Ultra Stiff Black Non-Pressed Paper Cone – This cone is very efficient which makes the speaker sound louder even without requiring a lot of power to push it
• Thick Foam Surround Provides Incredible Sound Quality With Minimal Distortion
• Blue Stitching Cone Reinforcement Ensures Long Life
• Polypropylene Dust cap
• Gold-Plated spring loaded push terminals
• Impedance: Single 2-Ohm Voice Coils
• Vented Hole on T-yoke Enhances Heat Dissipation
• Mounting Gasket with Rockville branding Makes it Easy To Mount the Subwoofer Air-Tight
• High BL Magnetic Motor Gap
• High grade black glue that handles extremely high temperatures which allows our woofer to handle even more power
• Cutout Diameter: 13.85 inches
• Mounting Depth: 5.98 inches
• Frequency Response: 28 Hz - 1.0K kHz
• 6mm T-Yoke + 8mm Washer
• Sensitivity: 90dB
• Weight: 58.3 Lbs.
• Dimensions of enclosure: 23“x 18.5" x20"
• Shipping Weight: 65.7 Lbs.
• Shipping Box Dimensions: 24.2" x 20" x 22"

Detailed Info:

• Body: Non-Pressed Paper
• Gap Plate Inside Diameter: 85mm (3.34 inches)
• Gap Plate Outside Diameter: 170mm (6.69 inches)
• Gap Plate Thickness: 25mm (0.98 inches)
• Yoke Outside Diameter: 156mm (6.14 inches)
• Yoke Thickness: 6mm (0.23 inches)
• Yoke Pole Diameter: 60mm (2.4 inches)

T/S Parameters (Tested on a Klippel):

Electrical Parameters

• Electrical voice coil resistance at DC: Re 1.96 Ohm
• Frequency independent part of voice coil inductance: Le 0.818 mH
• Para-inductance of voice coil: L2 1.841 mH
• Electrical resistance due to eddy current losses: R2 15.38 Ohm
• Electrical capacitance representing moving mass: Cmes 1155.17 µF
• Electrical inductance representing driver compliance: Lces 26.84 mH
• Resistance due to mechanical losses: Res 25.84 Ohm
• Driver resonance frequency: fs 28.6 Hz

Mechanical Parameters

Using laser

• Mechanical mass of driver diaphragm assembly including air load and voice coil: Mms 216.253 g
• Mechanical mass of voice coil and diaphragm without air load: Mmd (Sd) 190.481 g
• Mechanical resistance of total-driver losses: Rms 7.245 kg/s
• Mechanical compliance of driver suspension: Cms 0.143 mm/N
• Mechanical stiffness of driver suspension: Kms 6.97 N/mm
• Force factor (Bl product): Bl 13.682 N/A
• Suspension creep factor: Lambda s 0.022

Loss factors

• Total Q-factor considering all losses: Qtp 0.38
• Mechanical Q-factor of driver in free air considering Rms only: Qms 5.361
• Electrical Q-factor of driver in free air considering Re only: Qes 0.407
• Total Q-factor considering Re and Rms only: Qts 0.378

Other Parameters

• Equivalent air volume of suspension: Vas 131.2399 (1)
• Reference efficiency (2 pi-radiation using Re): n0 0.724 %
• Characteristic sound pressure level (SPL at 1m for 1W @ Re): Lm 90.8 dB
• Nominal sensitivity (SPL at 1m for 1W @ Zn): Lnom 90.88 dB
• Root-mean-square fitting error of driver impedance Z(f): rmse Z 6.08 %
• Root-mean-square fitting error of transfer function Hx (f): rmse Hx 3.21 %
• Diaphragm area: Sd 804.25 cm2

Row content