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Tang Band W4-1720 4" Underhung Midbass Driver

Tang BandPart # 264-872
Model: W4-1720
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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Overview

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 Details

BrandTang Band
ModelW4-1720
Part Number264-872
UPC844632069604
Unit of MeasureEach
Weight4.1

Product Specifications

Nominal Diameter4"
Power Handling (RMS)30 Watts
Power Handling (MAX)60 Watts
Impedance4Ω
Frequency Response60 to 8,000Hz
Sensitivity86dB 2.83V/1m
Voice Coil Diameter1.25"

Thiele-Small Parameters

Resonant Frequency (Fs)60Hz
DC Resistance (Re)3.8Ω
Voice Coil Inductance (Le)0.04mH
Mechanical Q (Qms)2.33
Electromagnetic Q (Qes)0.51
Total Q (Qts)0.42
Compliance Equivalent Volume (Vas)0.21ft³
Mechanical Compliance of Suspension (Cms)0.13mm/N
BL Product (BL)3.82T·m
Diaphragm Mass Inc. Airload (Mms)5g
Maximum Linear Excursion (Xmax)5mm
Surface Area of Cone (Sd)57cm²

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

Parts Express Staff Recommended Enclosure Volume

Sealed Volume0.15ft³
Sealed F3114.6Hz
Vented Volume0.2ft³
Vented F359.7Hz

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