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Tang Band W4-1720 4" Underhung Midbass Driver

Brand:|Model: W4-1720|Part # 264-872

The W4-1720 4" midbass features a long throw, underhung 1-1/4" voice coil driven by a massive ferrite magnet structure.
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Part # 264-872

Product Details

Tang Band W4-1720 4" Underhung Midbass Driver

A shorting ring on the polepiece is responsible for the speaker's extremely low levels of second and third order harmonic distortion. This impressive motor is coupled to an optimized paper cone with rubber surround, supported by a cast aluminum frame.

Product Specifications
  • Nominal Diameter4"
  • Power Handling (RMS)30 Watts
  • Power Handling (max)60 Watts
  • Impedance4 ohms
  • Frequency Response60 to 8,000 Hz
  • Sensitivity86 dB 1W/1m
  • Voice Coil Diameter1.25"
Thiele-Small Parameters
  • Resonant Frequency (Fs)60 Hz
  • DC Resistance (Re)3.8 ohms
  • Voice Coil Inductance (Le)0.04 mH
  • Mechanical Q (Qms)2.33
  • Electromagnetic Q (Qes)0.51
  • Total Q (Qts)0.42
  • Compliance Equivalent Volume (Vas)0.21 ft.³
  • Mechanical Compliance of Suspension (Cms)0.13 mm/N
  • BL Product (BL)3.82 Tm
  • Diaphragm Mass Inc. Airload (Mms)5g
  • Maximum Linear Excursion (Xmax)5 mm
  • Surface Area of Cone (Sd)57 cm²
Materials of Construction
  • Cone MaterialPaper
  • Surround MaterialRubber
  • Basket / Frame MaterialCast Aluminum
  • Magnet MaterialFerrite
Mounting Information
  • Overall Outside Diameter4.95"
  • Baffle Cutout Diameter3.75"
  • Depth3.25"
  • # Mounting Holes4
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
  • Sealed Volume0.08 ft.³
  • Sealed F3114 Hz
  • Vented Volume0.19 ft.³
  • Vented F360 Hz
Tang Band W4-1720 4" Underhung Midbass Driver
  • BrandTang Band
  • ModelW4-1720
  • Part Number264-872
  • UPC844632069604
  • Product CategoryWoofers
  • Unit of MeasureEA
  • Product Rating
    (17 Reviews)
  • Weight4.1 lbs.
  • California Prop 65

    Warning: California residents only. Please note per Proposition 65 that this product may contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

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