Vifa MG18WK09-04, 6 1/2″ Midwoofer 150W 4Ω (Pair)

• JBL Control 5, Pro VIII, Factory Speaker Woofer Part # C5003
• This is a complete brand new JBL, Control 5 woofer
• Voice coil: 1" (25mm)
• Diameter: 6.5" (165mm)
• Impedance: 3.9 ohms
• Treated paper cone with foam edge
• Fits JBL Driver and Cabinet Models
• JBL: Control 5, C-5003, C5002, C 5006, Pro VIII, Pro 8

Line Arrays

Recommended for professional audio midrange from 500Hz-3kHz. Basket is closed. Truncated basket for close
spacing in line-arrays.

• Nominal Basket Diameter 6.5“, 165 mm
• Nominal Impedance 8 ohms
• Power Rating Watts 150 W / Music Program 300 W
• Resonance 460 Hz
• Usable Frequency Range 500 Hz - 5.4 kHz
• Sensitivity 97.8
• Magnet Weight 38 oz.
• Gap Height 0.31“, 7.92 mm
• Voice Coil Diameter 1.5“, 38.1 mm

• Resonant Frequency (fs) 460 Hz
• DC Resistance (Re) 6.3
• Coil Inductance (Le) 0.33 mH
• Mechanical Q (Qms) 3.13
• Electromagnetic Q (Qes) 1.24
• Total Q (Qts) 0.89
• Compliance Equivalent Volume (Vas) 0.4 liters / 0.01 cu. ft.
• Peak Diaphragm Displacement Volume (Vd) 2.7 cc
• Mechanical Compliance of Suspension (Cms) 0.01 mm/N
• BL Product (BL) 11.1 T-M
• Diaphragm Mass inc. Airload (Mms) 9 grams
• Efficiency Bandwidth Product (EBP) 371
• Maximum Linear Excursion (Xmax) 0.2 mm
• Surface Area of Cone (Sd) 133.1 cm²
• Maximum Mechanical Limit (Xlim) 0.8 mm

• Recommended Enclosure Volume
  Sealed N/A
  Vented N/A
• Overall Diameter 6.59“, 167 mm/Width
• Baffle Hole Diameter 5.65“, 143.5 mm
• Front Sealing Gasket fitted as standard
• Rear Sealing Gasket as standard
• Mounting Holes Diameter 0.23“, 5.7 mm
• Mounting Holes B.C.D. 6.06“, 154 mm
• Depth 2.77“, 70 mm

• Copper voice coil
• Polyimide former
• Ferrite magnet
• Vented and extended core
• Pressed steel basket with truncated sides
• Paper Cone
• Cloth cone edge
• Solid composition paper dust cap

Nominal Specifications

    * Nominal Diameter 6“, 160 mm
    * Overall Diameter 7.34/6.37“, 186.5/162 mm
    * Bolt Circle Diameter 6.77“, 172 mm
    * Baffle Cutout Diameter 5.78“, 147 mm
    * Depth 3.43“, 87.2 mm
    * Flange and Gasket Thickness 0.29“, 7.5 mm


Electrical Specifications

    * Minimum Impedance 6.6 Ohm
    * Nominal Impedance 8 Ohm
    * Nominal Power Handling*** 120 W
    * Maximum Power Handling**** 240 W
    * Sensitivity (1W/1m) 95 dB
    * Frequency Range 100 - 10,000 Hz
    * Voice Coil Diameter 1.5“, 37 mm
    * Winding Material Aluminium
    * Former Material Kapton
    * Winding Depth 0.47“, 12 mm
    * Magnetic Gap Depth 0.24“, 6 mm
    * Flux Density 1.4 T


THIELE & Small Parameters

    * Resonant Frequency (fs) 100 Hz
    * DC Resistance (Re) 5.8 Ohm
    * Coil Inductance (Le) 0.35 mH
    * Mechanical Q (Qms) 6.36
    * Electromagnetic Q (Qes) 0.36
    * Total Q (Qts) 0.34
    * Compliance Equivalent Volume (Vas) 0.18 ft³, 5.04 dm³
    * Mechanical Compliance of Suspension (Cms) 0.27 mm/N
    * Rms 1.03 Kg/s
    * BL Product (BL) 10.3 N/A
    * Diaphragm Mass inc. Airload (Mms) 11.7 grams
    * Maximum Linear Excursion (Xmax)* 5 mm
    * Xdamage** 11.6 mm
    * Surface Area of Cone (Sd) 17.67“², 114 cm²
    * Diaphragm mass (Mmd) 11 g
    * Eta Zero 0.93 %


Notes

    * *Xmax = [(winding depth - magnetic gap depth) / 2] + (magnetic gap depth / 3)
    * **Maximum excursion before permanent damage
    * ***2 Hours Test According to AES 2-1984 Rev. 2003
    * ****Maximum power is defined as 3dB greater than nominal power

• 130 W + 25 W Power handling
• 1.5" + 1" voice coil
• Single point source providing coherent wave front
• 900 conical dispersion
• Optimal for compact 2-way systems