B&C 6NDL38 6.5-Inch Speaker Driver - 150W RMS, 4 Ohm

The B&C 6NDL38 6.5-Inch Speaker Driver has a neodymium magnet which allows a very light yet powerful motor assembly. The aluminium demodulating ring allows a very low distortion figure. Built with legendary B&C technology made with their famously critical quality control, allowing loudspeaker designs with appropriately scaled performance.

B&C 6NDL38 6.5-Inch Speaker Driver Features

- 38 mm (1.5 inches) copper voice coil
- Waterproofed on front of cone
- 70 - 6000 Hz response
- 92 dB sensitivity
- Neodymium magnet allows a very light yet powerful motor assembly
- Aluminium demodulating ring allows a very low distortion figure
- 300 W continuous program power capacity

B&C 6NDL38 6.5-Inch Speaker Driver Specifications

- Nominal diameter: 170 mm (6.5 inches)
- Nominal impedance: 4 Ω
- Nominal impedance: 3.5 Ω
- Nominal power handling: 150 W
- Continuous power handling: 300 W
- Sensitivity (1W/1m): 92.0 dB
- Frequency range: 70 - 6000 Hz
- Voice coil diameter: 38 mm (1.5 inches)
- Winding material: Copper
- Former material: Kapton
- Winding depth: 12 mm
- Magnetic gap depth: 6 mm
- Connection: Spade Terminals

Design:
- Surround shape: Roll
- Cone shape: Exponential
- Magnet material: Neodymium Ring
- Spider: Single
- Pole design: T-Pole
- Woofer cone treatment: WP Waterproof Front Side
- Recommended enclosure: 9.0 dm³
- Recommended tuning 62 Hz

Parameters:
- Resonance Frequency: 69 Hz
- Re: 3.1 Ω
- Qes: 0.4
- Qms: 10.05
- Qts: 0.39
- Vas: 7.1 dm³ (0.25 ft³)
- Sd: 132 cm² (20.5 inches²)
- η₀: 0.55 %
- Xmax: ± 6 mm
- Xvar: ± 5.5 mm
- Mms: 18 gr
- Bl: 7.8 Txm
- Le: 0.4 mH
- EBP: 172 Hz

Physical:
- Overall diameter: 187 mm
- Bolt circle diameter: 172 mm
- Baffle cutout diameter: 145.0 mm
- Depth: 85 mm
- Flange and gasket thickness: 11 mm
- Air volume occupied by driver: 0.63 dm³
- Net weight: 1.2 kg