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B&C 8BG51 8" Neodymium Woofer

Brand:|Model: 8BG51|Part # 294-696

The B&C Speakers 8BG51 8" cast frame neodymium driver features a long throw 2" voice coil and rubber half-roll cone surround, which enable it to produce serious amounts of bass in compact pro loudspeaker enclosures.
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List Price$199.96
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Part # 294-696
  • Rubber half-roll cone surround
  • Neodymium magnet assembly
  • Ventilated voice coil gap for reduced power compression
  • 2" copper voice coil on fiberglass former
  • Copper cap on pole piece reduces inductance and extends HF
  • 500 watts continuous program power capacity
  • 50 – 4,000 Hz response

Product Details

B&C 8BG51 8" Neodymium Woofer

B&C's 8BG51 8" neodymium woofer is fitted with an optimized paper cone and rubber half-roll surround, and strikes a fine balance between bass output and overall efficiency. The 8BG51's ventilated voice coil gap ensures long term power handling and reduced power compression, and a copper cap on the pole piece reduces high frequency-degrading inductance. Highly recommended for compact 2-way speaker systems.

Product Specifications
  • Nominal Diameter8"
  • Power Handling (RMS)250 Watts
  • Power Handling (max)500 Watts
  • Impedance8 ohms
  • Frequency Response50 to 4,000 Hz
  • Sensitivity92 dB 1W/1m
  • Voice Coil Diameter2"
Thiele-Small Parameters
  • Resonant Frequency (Fs)52 Hz
  • DC Resistance (Re)5.1 ohms
  • Voice Coil Inductance (Le)0.5 mH
  • Mechanical Q (Qms)12.3
  • Electromagnetic Q (Qes)0.42
  • Total Q (Qts)0.4
  • Compliance Equivalent Volume (Vas)0.63 ft.³
  • BL Product (BL)11.8 Tm
  • Diaphragm Mass Inc. Airload (Mms)35g
  • Maximum Linear Excursion (Xmax)6.5 mm
  • Surface Area of Cone (Sd)220 cm²
Materials of Construction
  • Cone MaterialPaper
  • Surround MaterialRubber
  • Voice Coil Wire MaterialCopper
  • Voice Coil FormerFiberglass
  • Basket / Frame MaterialCast Aluminum
  • Magnet MaterialNeodymium
Mounting Information
  • Overall Outside Diameter8.8"
  • Baffle Cutout Diameter7.4"
  • Depth3.5"
  • Bolt Circle Diameter8.3"
  • # Mounting Holes8
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)
  • Sealed Volume0.21 ft.³
  • Sealed F3102 Hz
  • Vented Volume0.53 ft.³
  • Vented F355 Hz
B&C 8BG51 8" Neodymium Woofer
  • BrandB&C Speakers
  • Model8BG51
  • Part Number294-696
  • UPC844632086236
  • Product CategoryPro Woofers, Subwoofers & Midrange Speakers
  • Unit of MeasureEA
  • Product Rating
    (3 Reviews)
  • Weight4.85 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.


B&C 8BG51 8" Neodymium Woofer

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B&C 8BG51 8" Neodymium Woofer

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