B&C 6NDL38 6-1/2" Neodymium Woofer

Manufacturer Part Number: 6NDL38

B&C developed the 6NDL38 6-1/2" cast frame neodymium woofer/midrange for high output compact speaker systems.

Key Features:

• Designed for woofer and midrange applications
• High-energy neodymium motor
• 300 watt continuous program power
• 1.5" copper voice coil on a polyimide former
• Aluminum demodulation ring lowers distortion
• 92 dB 1W/1m sensitivity
• 6 mm Xmax

B&C 6NDL38 6-1/2" Neodymium Woofer

B&C developed the 6NDL38 6-1/2" cast frame neodymium woofer/midrange for high output compact speaker systems. The rubber half-roll cone surround and long copper voice coil provide high excursion capability, and an aluminum demodulation ring reduces distortion.

Product Details

BrandB&C SpeakersModel6NDL38Part Number294-646UPC844632086021Unit of MeasureEachWeight3.3

Product Specifications

Nominal Diameter6-1/2"Bolt Circle Diameter6.7Moving Mass Of Diaphragm (Mmd)17Power Handling (RMS)150 WattsPower Handling (MAX)300 WattsImpedance8ΩFrequency Response70 to 6,000HzSensitivity92dB 2.83V/1mVoice Coil Diameter1.5"

Thiele-Small Parameters

Resonant Frequency (Fs)72HzDC Resistance (Re)5.2ΩVoice Coil Inductance (Le)0.6mHMechanical Q (Qms)11.5Electromagnetic Q (Qes)0.44Total Q (Qts)0.42Compliance Equivalent Volume (Vas)0.25ft³BL Product (BL)9.5T·mMaximum Linear Excursion (Xmax)6mmSurface Area of Cone (Sd)132cm²

Materials of Construction

Cone MaterialPaperSurround MaterialRubberVoice Coil Wire MaterialCopperVoice Coil FormerKapton / PolyimideBasket / Frame MaterialCast AluminumMagnet MaterialNeodymium

Mounting Information

Overall Outside Diameter7.4"Baffle Cutout Diameter5.7"Depth3.3"# Mounting Holes4

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

Sealed Volume0.09ft³Sealed F3135HzVented Volume0.24ft³Vented F371Hz