Speaker - Celestion, 6.5", NTR06-1705B, 150W, 8Ω

Speaker - Celestion, 6.5", NTR06-1705B, 150W, 8Ω

Speaker - Celestion, 6.5", NTR06-1705B, 150W, 8Ω image 1
Speaker - Celestion, 6.5", NTR06-1705B, 150W, 8Ω image 2
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Speaker - Celestion, 6.5", NTR06-1705B, 150W, 8Ω image 1Speaker - Celestion, 6.5", NTR06-1705B, 150W, 8Ω image 2
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Note: special order items require additional lead time. See our page on special order items.

Special Order Item

Speaker, Celestion, NTR06-1705B, 6.5 in., 8Ω.


  • 6.5" neodymium magnet mid-range driver providing 150Wrms (AES standard) power handling and 95dB sensitivity
  • 1.75" high temperature copper clad aluminium voice coil
  • Suitable for line array applications, utilising a space efficient chassis profile
  • FEA optimised flux distribution in the magnet assembly provides low harmonic distortion
  • "M-Roll" surround provides progressive excursion control, generating a smooth frequency response
  • Intelligent heat management in both chassis and magnet assembly design offers reduced thermal distortion
Item ID:
CelestionCelestion Bass
Magnet Type:
RoHS Compliant
Chassis TypeCast aluminium
Coil MaterialCopper-clad aluminium
Cone MaterialKevlar-loaded paper
Cut-out Diameter150 mm
D130 mm
Diaphragm/Coil Mass (Mmd)12.069 g
Electrical Q Factor (Qes)0.527
Equivalent Acoustic Volume (VAS)4.06 liters
Force Factor (BxL)10.03 Wb/m
Former MaterialPolyimide
Frequency Range150 Hz - 7000 Hz
Gap Depth6 mm
Magnet TypeNeodymium
Maximum Linear Displacement (XMAX)2.5 mm
Mechanical Compliance (CMS)0.163 mm/N
Mechanical Moving Mass (MMS)12.934 g
Mechanical Q Factor (QMS)2.632
Mechanical Resistance of Driver (Rms)3.385 kg/s
Mounting Hole Bolt Circle Diameter173.5 mm
Mounting Hole Length6.5 mm
Mounting Hole Width5.5 mm
Mounting Slots4
Nominal Diameter6.5 in.
Nominal Impedance8 Ω
Overall Depth71 mm
Overall Diameter189 mm
Power Rating150 Wrms
Resonance Frequency (ƒS)109.6 Hz
Sensitivity95 dB
Surround MaterialCloth-sealed
Total Q Factor (QTS)0.439
Voice Coil DC Resistance (Re)5.95Ω
Voice Coil Diameter1.75 in.
Voice Coil Inductance @ 1 kHZ (LE)0.24 mH
Voice Coil Winding Width11 mm
Packaging Information
Packaging Dimensions8 in. × 8 in. × 4 in.
Weight (Packaging)3 lbs.

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Specifications, Files, and Documents

PDF: Specification Sheet Specification Sheet170.66 KB
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