NDK8.75W - 8" LIGHTWEIGHT POWERFUL SPEAKER
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NDK8.75W - 8" LIGHTWEIGHT POWERFUL SPEAKER |
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THIS POWERFUL 8" LIGHTWEIGHT SPEAKER HAS A HIGH 8.5MM XMAX, HANDLES 600 WATTS & HAS A STRONG TIGHT DEEP BASS W/ GOOD CLEAN MIDS! |
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Item Price: $299.95 |
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SPEAKER
MODEL |
NDK8.75W |
| SPEAKER CABINET DESIGNS BELOW | |
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SPECIFICATIONS |
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Nominal Basket Diameter |
8" |
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Impedance |
8 ohms |
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AES Power Rating |
300 Watts |
| Program Power | 600 Watts |
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Frequency Response |
45Hz - 2.5kHz |
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Sensitivity (1W/1m) |
90dB SPL |
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Voice Coil Diameter |
3" / 75mm |
| Magnetic Gap Height | .39" / 10mm |
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MOUNTING INFORMATION |
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| Overall Diameter | 8.82" / 224mm |
| Bolt Circle Diameter | 8.27" / 210mm |
| Baffle Cutout Diameter | 7.25" / 184mm |
| Depth | 4.37" / 111mm |
| No. Of Mounting Holes | 4 |
| Mounting Hole Diameter | .22" / 5.5mm |
| Flange Thickness | .29" / 7.5mm |
| Net Weight | 9.92 lbs./ 4.5 kg. |
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MATERIALS |
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| Basket | Cast Aluminum |
| Cone | Treated Cellulose |
| Cone Shape | Exponential |
| Suspension Material | Doped Nomex Fabric |
| Surround Shape | Two Roll |
| Suspension Material | Doped Nomex Fabric |
| Voice Coil | Aluminum |
| Demodulation Ring | Aluminum |
| Former | Glass Fiber |
| Magnet | Neodymium |
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THIELE-SMALL PARAMETERS |
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Resonant Frequency (fs) |
57Hz |
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Impedance
(Re) |
6 ohms |
| Electrical Factor(Qes) | .44 |
| Mechanical Q (Qms) | 4.02 |
| Total Q (Qts) | .4 |
| Compliance Equiv. Vol. (Vas) | 12.9 Liters/.456 cu. ft. |
| Voice Coil Overhang (Xmax) | 8.5mm |
| BL Factor | 14.41 T-M |
| Mechanical Compliance of Suspension (Cms) | .27mm/N |
| Diaphragm Mass (Mms) | 42.2 grams |
| Surface Area of Cone (Sd)m2 | 0.0227m2 |
| Reference Efficiency (%) | .55% |
| Efficiency Bandwidth Product (EBP) | 129 |
| Coil Inductance (Le) | .7mH |
| Frequency Response Graph | |
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| Impedance Curve Graph | |
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US Speaker, LLC
