Tang Band  W6-1139SIF 6.5" Subwoofer 4 ohm

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The Tang Band W6-1139SIF 6-1/2" driver will surprise and impress when installed in subwoofer systems for compact home theater systems, multimedia setups, and mobile audio installations.

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Key Features

11.5 mm xmax, amazing low frequency capability for a driver this small!

Wide half-roll surround, raised flat spider, and large 1-1/2" 4-layer voice coil ensure exceptional output

Vented pole piece and vented spider promote voice coil cooling

Features a rugged stamped steel basket and bumped back plate

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The Tang Band W6-1139SIF 6-1/2" subwoofer's wide half-roll surround, raised flat spider, and large 1-1/2" 4-layer voice coil ensure exceptional output and high power handling. Boasting 11.5 mm of Xmax, the W6-1139SIF is capable of producing prodigious amounts of deep, low-distortion, punchy bass. A vented pole piece and vented spider promote voice coil cooling by improving heat dissipation and reducing efficiency-robbing power compression. This 4 ohm driver also features a rugged stamped steel basket and bumped back plate. 

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Product Details

• Brand Tang Band
• Model W6-1139SIF
• Part Number 264-919
• UPC 844632092879
• Unit of Measure Each
• Weight 5.95

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Product Specifications

• Nominal Diameter 6-1/2"
• Power Handling (RMS) 50 Watts
• Power Handling (MAX) 100 Watts
• Impedance 4Ω
• Frequency Response 35 to 800Hz
• Sensitivity 83dB 2.83V/1m
• Voice Coil Diameter 1.52"

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Thiele-Small Parameters

• Resonant Frequency (Fs) 35Hz
• DC Resistance (Re) 3.6Ω
• Voice Coil Inductance (Le) 0.47mH
• Mechanical Q (Qms) 2.65
• Electromagnetic Q (Qes) 0.47
• Total Q (Qts) 0.4
• Compliance Equivalent Volume (Vas) 0.42ft³
• Mechanical Compliance of Suspension (Cms) 0.6mm/N
• BL Product (BL) 8.47T·m
• Diaphragm Mass Inc. Airload (Mms) 39.91g
• Maximum Linear Excursion (Xmax) 11.5mm
• Surface Area of Cone (Sd) 140cm²

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Materials of Construction

• Cone Material Paper
• Surround Material Rubber
• Basket / Frame Material Steel
• Magnet Material Ferrite

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Mounting Information

• Overall Outside Diameter 6.95"
• Baffle Cutout Diameter 5.57"
• Depth 4.33"
• # Mounting Holes 4

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Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)

• Sealed Volume 0.13ft³
• Sealed F3 70Hz
• Vented Volume 0.33ft³
• Vented F3 38Hz