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B&C 8MDN51 8" Neodymium Woofer

B&C Speakers
Part #294-648

B&C 8MDN51 8" Neodymium Woofer

B&C Speakers
Part #294-648  
Model: 8MDN51
Highly recommended for compact 2-way speaker systems, the B&C Speakers 8MDN51 8" driver also performs well as the midbass/midrange element in high-output 3-way and 4-way designs, including line arrays.
Key Features
  • Great for line arrays and horn loading
  • Neodymium ring magnet assembly
  • Ventilated voice coil gap for reduced power compression
  • 2" aluminum voice coil on polyimide former
  • 400 watts continuous program power capacity
  • 70 – 4,000 Hz response
  • 97 dB 1W/1m sensitivity
Your Price: $199.35
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MSRP: $332.25
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Overview

B&C 8MDN51 8" Neodymium Woofer

B&C's 8MDN51 8" woofer is an efficient and lightweight cast frame neodymium professional driver. Its ventilated voice coil gap ensures long term power handling and reduced power compression. Although the 8MDN51 will provide great results when loaded into direct radiating designs, it is also ideally suited for horn-loaded speaker systems.

Product Details

BrandB&C Speakers
Model8MDN51
Part Number294-648
UPC844632086045
Unit of MeasureEach
Weight6.45

Product Specifications

Nominal Diameter8"
Bolt Circle Diameter8.3
Power Handling (RMS)200 Watts
Power Handling (MAX)400 Watts
Impedance8Ω
Frequency Response70 to 4,000Hz
Sensitivity97dB 2.83V/1m
Voice Coil Diameter2"

Thiele-Small Parameters

Resonant Frequency (Fs)70Hz
DC Resistance (Re)5.1Ω
Voice Coil Inductance (Le)0.8mH
Mechanical Q (Qms)3.7
Electromagnetic Q (Qes)0.21
Total Q (Qts)0.2
Compliance Equivalent Volume (Vas)0.6ft³
BL Product (BL)15.3T·m
Diaphragm Mass Inc. Airload (Mms)23g
Maximum Linear Excursion (Xmax)6mm
Surface Area of Cone (Sd)220cm²

Materials of Construction

Cone MaterialPaper
Surround MaterialFoam
Voice Coil Wire MaterialAluminum
Voice Coil FormerKapton® / Polyimide
Basket / Frame MaterialCast Aluminum
Magnet MaterialNeodymium

Mounting Information

Overall Outside Diameter8.8"
Baffle Cutout Diameter7.4"
Depth3.74"
# Mounting Holes8

Parts Express Staff Recommended Enclosure Volume

Sealed Volume0.2ft³
Sealed F3320.9Hz
Vented Volume0.45ft³
Vented F372.2Hz

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