PEX Dayton Audio ND91 8 3 1/2" Aluminum Cone Full Range Neo Driver 8 Ohm P5474235PEX-290-226 https://cdnimages.opentip.com/full/PEX/PEX-290-226.jpg Dayton Audio ND91 8 3 1/2" Aluminum Cone Full Range Neo Driver 8 Ohm Manufacturer Part Number: ND91-8The Dayton Audio ND91-8 3-1/2\" Neo-Balanced full-range driver balances low distortion, extended range, and surprising bass impact. Its sophisticated motor design provides the underhung 1\" voice coil with extended linear travel within the magnetic field. When teamed up with the matching ND series passive radiators this driver can produce incredible full sound from compact enclosures.Key Features: Low distortion, full-range 65 Hz to 17 kHz performance Rubber-edged black anodized aluminum alloy cone Large excursion capability-5.1 mm Xmax, 25 mm peak Self-shielded Neo-Balanced motor structure with copper alloy shorting ring 1\" 4-layer underhung voice coil with polyimide former 30 watts RMS power handling Great for line arrays and micro monitors Dayton Audio ND91-8 3-1/2\" Aluminum Cone Full-Range Neo Driver 8 OhmDayton Audio\'s ND91 aluminum cone full-range drivers are the latest addition to the acclaimed ND Series high output/low distortion neodymium transducers. By increasing the original ND90\'s voice coil diameter from 3/4\" to 1\" and adding a copper alloy shorting ring, the ND91-8 features even lower distortion and delivers better bass impact and dynamic range-with peak Xmax up to 25 mm!This high-BL version further exploits the low distortion characteristics of the Neo-Balanced motor\'s optimized magnetic field, making the ND91 drivers an excellent choice for full-range point-source speaker enclosures, as well as extremely accurate, high resolution line arrays.Product Details BrandDayton Audio ModelND91-8 Part Number290-226 UPC844632090455 Unit of MeasureEach Weight0.7 Product Specifications Nominal Diameter3-1/2\" Bolt Circle Diameter3.66 Moving Mass Of Diaphragm (Mmd)4.8 Power Handling (RMS)30 Watts Power Handling (MAX)60 Watts Impedance8Ω Frequency Response70 to 17,000Hz Sensitivity82.1dB 2.83V/1m Voice Coil Diameter1\" Thiele-Small Parameters Resonant Frequency (Fs)70.7Hz DC Resistance (Re)7.8Ω Voice Coil Inductance (Le)1.24mH Mechanical Q (Qms)4.29 Electromagnetic Q (Qes)0.53 Total Q (Qts)0.47 Compliance Equivalent Volume (Vas)0.05ft³ Mechanical Compliance of Suspension (Cms)1.05mm/N BL Product (BL)5.63T·m Maximum Linear Excursion (Xmax)5.1mm Surface Area of Cone (Sd)30.4cm² Materials of Construction Cone MaterialAluminum Surround MaterialRubber Voice Coil Wire MaterialAluminum Voice Coil FormerKapton® / Polyimide Basket / Frame MaterialSteel Magnet MaterialNeodymium Mounting Information Overall Outside Diameter3.35\" Baffle Cutout Diameter3.01\" Depth2.22\" # Mounting Holes4 Optimum Cabinet Size (determined using BassBox 6 Pro High Fidelity suggestion) Sealed Volume0.02ft³ Sealed F3139Hz Vented Volume0.04ft³ Vented F375Hz 5474235 844632090455 1.09lbs 0.00 0.00 0.00
Dayton Audio
33.64 2023-01-16 In Stock
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Dayton Audio ND91-8 3-1/2" Aluminum Cone Full-Range Neo Driver 8 Ohm

Brand Dayton Audio
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Upc: 844632090455
SKU: PEX-290-226
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Product Description

Manufacturer Part Number: ND91-8

The Dayton Audio ND91-8 3-1/2" Neo-Balanced full-range driver balances low distortion, extended range, and surprising bass impact. Its sophisticated motor design provides the underhung 1" voice coil with extended linear travel within the magnetic field. When teamed up with the matching ND series passive radiators this driver can produce incredible full sound from compact enclosures.

Key Features:
  • Low distortion, full-range 65 Hz to 17 kHz performance
  • Rubber-edged black anodized aluminum alloy cone
  • Large excursion capability-5.1 mm Xmax, 25 mm peak
  • Self-shielded Neo-Balanced motor structure with copper alloy shorting ring
  • 1" 4-layer underhung voice coil with polyimide former
  • 30 watts RMS power handling
  • Great for line arrays and micro monitors


Dayton Audio ND91-8 3-1/2" Aluminum Cone Full-Range Neo Driver 8 Ohm

Dayton Audio's ND91 aluminum cone full-range drivers are the latest addition to the acclaimed ND Series high output/low distortion neodymium transducers. By increasing the original ND90's voice coil diameter from 3/4" to 1" and adding a copper alloy shorting ring, the ND91-8 features even lower distortion and delivers better bass impact and dynamic range-with peak Xmax up to 25 mm!

This high-BL version further exploits the low distortion characteristics of the Neo-Balanced motor's optimized magnetic field, making the ND91 drivers an excellent choice for full-range point-source speaker enclosures, as well as extremely accurate, high resolution line arrays.

BrandDayton Audio
ModelND91-8
Part Number290-226
UPC844632090455
Unit of MeasureEach
Weight0.7
Nominal Diameter3-1/2"
Bolt Circle Diameter3.66
Moving Mass Of Diaphragm (Mmd)4.8
Power Handling (RMS)30 Watts
Power Handling (MAX)60 Watts
Impedance
Frequency Response70 to 17,000Hz
Sensitivity82.1dB 2.83V/1m
Voice Coil Diameter1"
Resonant Frequency (Fs)70.7Hz
DC Resistance (Re)7.8Ω
Voice Coil Inductance (Le)1.24mH
Mechanical Q (Qms)4.29
Electromagnetic Q (Qes)0.53
Total Q (Qts)0.47
Compliance Equivalent Volume (Vas)0.05ft³
Mechanical Compliance of Suspension (Cms)1.05mm/N
BL Product (BL)5.63T·m
Maximum Linear Excursion (Xmax)5.1mm
Surface Area of Cone (Sd)30.4cm²
Cone MaterialAluminum
Surround MaterialRubber
Voice Coil Wire MaterialAluminum
Voice Coil FormerKapton® / Polyimide
Basket / Frame MaterialSteel
Magnet MaterialNeodymium
Overall Outside Diameter3.35"
Baffle Cutout Diameter3.01"
Depth2.22"
# Mounting Holes4
Sealed Volume0.02ft³
Sealed F3139Hz
Vented Volume0.04ft³
Vented F375Hz

warning tips WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to www.p65warnings.ca.gov.
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