B&C's 6NDL44-16 6.5" cast frame neodymium woofer is a lightweight, powerful choice for ultra-compact multi-way speaker systems. Its rubber half-roll edge and treated cone are engineered to handle high bass excursions without drama, while still allowing a clean, articulate sonic signature. The 6NDL44-16 is also suitable as the midrange element in medium efficiency 3-way applications.
Power Handling (RMS)200 Watts
Power Handling (max)400 Watts
Frequency Response70 to 6,000 Hz
Voice Coil Diameter1.7"
Resonant Frequency (Fs)68 Hz
DC Resistance (Re)5 ohms
Voice Coil Inductance (Le)0.57 mH
Mechanical Q (Qms)9
Electromagnetic Q (Qes)0.35
Total Q (Qts)0.34
Compliance Equivalent Volume (Vas)0.26 ft.³
BL Product (BL)10.3 Tm
Diaphragm Mass Inc. Airload (Mms)17.8g
Maximum Linear Excursion (Xmax)6 mm
Surface Area of Cone (Sd)132 cm²
Materials of Construction
Voice Coil Wire MaterialCopper
Basket / Frame MaterialCast Aluminum
Overall Outside Diameter7.4"
Baffle Cutout Diameter5.7"
Bolt Circle Diameter6.7"
# Mounting Holes8
Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion)