B & C Speakers 8-NDL51 Speaker neodymium 8″ 400W

163.00 incl. GR VAT

Available on backorder

EAN: N/A
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50 mm (2 in) copper voice coil 70 – 3000 Hz response 94 dB sensitivity Neodymium magnet allows a very light yet powerful motor assembly Shorting copper cap for extended HF response 400 W continuous program power capacity Ventilated voice coil gap for reduced power compression Compatible with NEXO PS8  Specifications Nominal diameter200 mm (8.0 […]

 

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50 mm (2 in) copper voice coil
70 – 3000 Hz response
94 dB sensitivity
Neodymium magnet allows a very light yet powerful motor assembly
Shorting copper cap for extended HF response
400 W continuous program power capacity
Ventilated voice coil gap for reduced power compression

Compatible with NEXO PS8 

  • Specifications
    • Nominal diameter200 mm (8.0 in)
    • Nominal impedance8 Ω
    • Minimum impedance6.6 Ω
    • Nominal power handling *200 W
    • Continuous power handling *400 W
    • Sensitivity (1W/1m) *94.0 dB
    • Frequency range65 – 3000 Hz
    • Voice coil diameter51 mm (2.0 in)
    • Winding materialCopper
    • Former materialGlass Fibre
    • Winding depth17 mm (0.65 in)
    • Magnetic gap depth8 mm (0.31 in)
    • Flux density1.05 T
  • Design
    • Surround shapeDouble Roll
    • Cone shapeExponential
    • Magnet materialNeodymium Inside Slug
    • SpiderSingle
    • Pole designStraight Pole
    • Woofer cone treatmentTWP Waterproof Both Sides
    • Recommended enclosure14.0 dm3 (0.49 ft3)
    • Recommended tuning65 Hz
  • Parameters *
    • Fs66 Hz
    • Re5.3 Ω
    • Qes0.41
    • Qms3.6
    • Qts0.37
    • Vas14.0 dm3 (0.5 ft3)
    • Sd220.0 cm2 (34.1 in2)
    • η₀1.0 %
    • Xmax7.0 mm
    • Xvar7.0 mm
    • Mms28 g
    • Bl12.4 Txm
    • Le0.5 mH
    • EBP160 Hz
  • Mounting And Shipping Info
    • Overall diameter225 mm (8.8 in)
    • Bolt circle diameter210 mm (8.3 in)
    • Baffle cutout diameter187.0 mm (7.4 in)
    • Depth90 mm (3.5 in)
    • Flange and gasket thickness11 mm (0.4 in)
    • Air volume occupied by driver1.1 dm3 (0.04 ft3)
    • Net weight1.8 kg (4.0 lb)
    • Shipping units1
    • Shipping weight2.2 kg (4.8 lb)
    • Shipping box300x160x180 mm (11.8×6.3×7.1 in)

 

Weight 2.20 kg
Woofer Inch

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Quick Comparison

B & C Speakers 8-NDL51 Speaker neodymium 8" 400W removeSICA Z005056C 8 L 2 SL 4Ω 300W PPROFESSIONAL SPEAKER NEODYMIUM 8'' removeCELESTION T5497 WOOFER 8'' NTR08-2011D PRO AUDIO 200W removeFAITAL PRO FP8PR155A Professional Series - 8" Speaker 200 W 8 Ohm removeB & C Speakers 8-CX21 Speaker coaxial 8", 200W, 94dB removeFAITAL PRO FP8PR210A Professional Series - 8" Speaker 200 W 8 Ohm remove
NameB & C Speakers 8-NDL51 Speaker neodymium 8" 400W removeSICA Z005056C 8 L 2 SL 4Ω 300W PPROFESSIONAL SPEAKER NEODYMIUM 8'' removeCELESTION T5497 WOOFER 8'' NTR08-2011D PRO AUDIO 200W removeFAITAL PRO FP8PR155A Professional Series - 8" Speaker 200 W 8 Ohm removeB & C Speakers 8-CX21 Speaker coaxial 8", 200W, 94dB removeFAITAL PRO FP8PR210A Professional Series - 8" Speaker 200 W 8 Ohm remove
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SKU8-NDL51Z005056CT5497FP8PR155A8-CX21FP8PR210A
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Description
Content

50 mm (2 in) copper voice coil
70 - 3000 Hz response
94 dB sensitivity
Neodymium magnet allows a very light yet powerful motor assembly
Shorting copper cap for extended HF response
400 W continuous program power capacity
Ventilated voice coil gap for reduced power compression

Compatible with NEXO PS8 

  • Specifications
    • Nominal diameter200 mm (8.0 in)
    • Nominal impedance8 Ω
    • Minimum impedance6.6 Ω
    • Nominal power handling *200 W
    • Continuous power handling *400 W
    • Sensitivity (1W/1m) *94.0 dB
    • Frequency range65 - 3000 Hz
    • Voice coil diameter51 mm (2.0 in)
    • Winding materialCopper
    • Former materialGlass Fibre
    • Winding depth17 mm (0.65 in)
    • Magnetic gap depth8 mm (0.31 in)
    • Flux density1.05 T
  • Design
    • Surround shapeDouble Roll
    • Cone shapeExponential
    • Magnet materialNeodymium Inside Slug
    • SpiderSingle
    • Pole designStraight Pole
    • Woofer cone treatmentTWP Waterproof Both Sides
    • Recommended enclosure14.0 dm3 (0.49 ft3)
    • Recommended tuning65 Hz
  • Parameters *
    • Fs66 Hz
    • Re5.3 Ω
    • Qes0.41
    • Qms3.6
    • Qts0.37
    • Vas14.0 dm3 (0.5 ft3)
    • Sd220.0 cm2 (34.1 in2)
    • η₀1.0 %
    • Xmax7.0 mm
    • Xvar7.0 mm
    • Mms28 g
    • Bl12.4 Txm
    • Le0.5 mH
    • EBP160 Hz
  • Mounting And Shipping Info
    • Overall diameter225 mm (8.8 in)
    • Bolt circle diameter210 mm (8.3 in)
    • Baffle cutout diameter187.0 mm (7.4 in)
    • Depth90 mm (3.5 in)
    • Flange and gasket thickness11 mm (0.4 in)
    • Air volume occupied by driver1.1 dm3 (0.04 ft3)
    • Net weight1.8 kg (4.0 lb)
    • Shipping units1
    • Shipping weight2.2 kg (4.8 lb)
    • Shipping box300x160x180 mm (11.8x6.3x7.1 in)
 
    • 8” neodymium magnet driver with 1.5” voice coil, providing 200Wrms (AES) continuous power handling
    • Suitable for line array applications, utilizing a space-efficient octagonal chassis profile
    • Optimized 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 compression
  General specifications
Nominal diameter (mm/in) 203/8
Power Rating (AES, W rms) 200
Nominal impedance (Ω) 8
Voice coil diameter (mm/in) 50.8/2.0
Magnet type Neodymium
Chassis type Cast aluminium
Sensitivity (dB) 92
Frequency range (Hz) 70-6000
Coil material Round copper
Cone material Kevlar loaded paper
Surround material Cloth-sealed
Suspension Single
Xmax (mm/in) 4/0.16
Gap depth (mm/in) 8.0/0.32
Voice coil winding width (mm/in) 15.0/0.63
Small Signal Parameters
D (m/in) 0.17
Fs (Hz) 80.3
Mmd (g/oz) 22.39
Mair 1.94
Qms 1.33
Qes 0.59
Qts 0.41
Re (Ω) 5.85
Vas (lt/ft3) 11.3/0.399
BI (Tm) 11.22
Cms (mm/N) 0.16
Rms (kg/s) 9.6
Le (mH)
Mounting Information
Overall diameter (mm/in) 225/8.8
Overall depth (mm/in) 100/4.16
Cut-out diameter (mm/in) 187/7.4
Mounting slot dimensions (mm/in) 6.5/0.26
Number of mounting slots 8
Mounting slot PCD/ width accross flats 210/8.3
Unit weight (kg/lb) 1.52/3.34
 

Nominal Specifications

  • Nominal Diameter 8“, 200 mm
  • Overall Diameter 8.81/8.18“, 223.7/207.9 mm
  • Bolt Circle Diameter 8.27“, 210 mm
  • Baffle Cutout Diameter 7.20“, 183 mm
  • Depth 3.88“, 98.5 mm
  • Flange and Gasket Thickness 0.43“, 10.8 mm

Electrical Specifications
  • Minimum Impedance 6.4 Ohm
  • Nominal Impedance 8 Ohm
  • Nominal Power Handling*** 200 W
  • Maximum Power Handling**** 400 W
  • Sensitivity (1W/1m) 97 dB
  • Frequency Range 80 - 6300 Hz
  • Voice Coil Diameter 2“, 52 mm
  • Winding Material Aluminium
  • Former Material Glass Fiber
  • Winding Depth 0.39“, 9.8 mm
  • Magnetic Gap Depth 0.31“, 8 mm
  • Flux Density 1.3 T

THIELE & SMALL Parameters
  • Resonant Frequency (fs) 90 Hz
  • DC Resistance (Re) 5.3 Ohm
  • BL Product (BL) 13 N/A
  • Diaphragm Mass inc. Airload (Mms) 23 grams
  • Mechanical Compliance of Suspension (Cms) 0.14 mm/N
  • Rms 1.53 Kg/s
  • Electromagnetic Q (Qes) 0.41
  • Mechanical Q (Qms) 8.5
  • Total Q (Qts) 0.39
  • Compliance Equivalent Volume (Vas) 0.29 ft³, 8.26 dm³
  • Surface Area of Cone (Sd) 32.09“², 207 cm²
  • Maximum Linear Excursion (Xmax)* 3.57 mm
  • Xdamage** 10.65 mm
  • Coil Inductance (Le) 0.41 mH
  • Diaphragm mass (Mmd) 21.2 g
  • Eta Zero 1.44 %

Notes

  • *Xmax = [(winding depth - magnetic gap depth) / 2] + (magnetic gap depth / 3)
  • **Maximum excursion before permanent damage
  • ***2 Hours Test According to AES 2-1984 Rev. 2003
  • ****Maximum power is defined as 3dB greater than nominal power
400 W continuous program power capacity
100° nominal coverage
75 – 20000 Hz response
94 dB sensitivity
XO-1 dedicated crossover network

Nominal Specifications

  • Nominal Diameter 8“, 200 mm
  • Overall Diameter 8.81/8.18“, 223.7/207.9 mm
  • Bolt Circle Diameter 8.27“, 210 mm
  • Baffle Cutout Diameter 7.20“, 183 mm
  • Depth 3.88“, 98.5 mm
  • Flange and Gasket Thickness 0.43“, 10.8 mm

Electrical Specifications
  • Minimum Impedance 7 Ohm
  • Nominal Impedance 8 Ohm
  • Nominal Power Handling*** 200 W
  • Maximum Power Handling**** 400 W
  • Sensitivity (1W/1m) 95 dB
  • Frequency Range 70 - 5000 Hz
  • Voice Coil Diameter 2“, 52 mm
  • Winding Material Aluminium
  • Former Material Glass Fiber
  • Winding Depth 0.65“, 16.5 mm
  • Magnetic Gap Depth 0.31“, 8 mm
  • Flux Density 1.15 T

THIELE & SMALL Parameters
  • Resonant Frequency (fs) 65 Hz
  • DC Resistance (Re) 5.7 Ohm
  • BL Product (BL) 13.5 N/A
  • Diaphragm Mass inc. Airload (Mms) 25,3 grams
  • Mechanical Compliance of Suspension (Cms) 0.24 mm/N
  • Rms 3.38 Kg/s
  • Electromagnetic Q (Qes) 0.32
  • Mechanical Q (Qms) 3.1
  • Total Q (Qts) 0.29
  • Compliance Equivalent Volume (Vas) 0.46 ft³, 12.9 dm³
  • Surface Area of Cone (Sd) 30.38“², 196 cm²
  • Maximum Linear Excursion (Xmax)* 6.92 mm
  • Xdamage** 15.7 mm
  • Coil Inductance (Le) 0.46 mH
  • Diaphragm mass (Mmd) 23.7 g
  • Eta Zero 1.06 %

Notes

  • *Xmax = [(winding depth - magnetic gap depth) / 2] + (magnetic gap depth / 3)
  • **Maximum excursion before permanent damage
  • ***2 Hours Test According to AES 2-1984 Rev. 2003
  • ****Maximum power is defined as 3dB greater than nominal power
Weight2.20 kg1.50 kg1.52 kg4.60 kg4.00 kg4.30 kg
DimensionsN/AN/AN/AN/AN/AN/A
Additional information
Weight 2.20 kg
Woofer Inch

Weight 1.50 kg
Woofer Inch

Weight 1.52 kg
Woofer Inch

Weight 4.60 kg
Woofer Inch

Weight 4.00 kg
Woofer Inch

Weight 4.30 kg
Woofer Inch