NDi4409

Home > Products > NDi4409

  • NDi4409
  • NDi4409
NDi4409

NDi4409

1. 1" exit throat
2. 100 W continuous program power handling
3. 106 dB sensitivity 1w/1m
4. 800Hz~19kHz frequency range
5. Polyimide diaphragm
6. 44mm(1.7") edgewound aluminum voice coi
7. Neodymium magnet structure
DOWNLOAD Product Comparison
Technical Specifications
  • General Specifications

  • Nominal Diameter

    Hz

  • Rated Impedance

    ohm

  • Nominal Power handling1

    Watts

  • Program Power2

    Watts

  • Sensitivity(lw/lm)3

    dB

  • Frequency Range4

    Hz

  • Minimum Impedance(Zmin)

    ohm

  • Voice Coil Diameter

    mm/inch

  • Voice Coil Material

  • Former Material

  • Voice Coil Winding Depth

    mm

  • Number of layers

  • Magnet gap depth

    mm

  • Basket

    Cast Aluminum

  • Flux Density

    T

  • Magnet Outer Diameter/Wgt

    mm/oz
  • Thiele-Small parameters

  • Resonance frequency

    Fs Hz

  • DC resistance

    Re ohm

  • Mechanical factor

    Qms

  • Electrical factor

    Qes

  • Total factor

    Qts

  • Mechanical compliance

    Cms mm/N

  • Mechanical resistance of suspension losses

    Rms mech-ohm

  • Effective Moving Mass

    Mms m

  • Half-space efficiency

    Eff %

  • BL Factor

    BL T.m

  • Equivalent Cas air load

    Vas liters

  • Effective piston area

    Sd m^2

  • Max. linear excursion6

    Xmax mm

  • Voice coil inductance

    Le1K mH

  • Efficiency Bandwidth Product

    EBP
  • Mounting Information

  • Overall Diameter

    mm

  • Bolt Circle Diameter

    mm

  • Bolt Hole Diameter

    mm

  • Baffle Cutout Diameter

    mm

  • Overall Depth

    mm

  • Net Weight

    kg

  • Shipping Weight

    kg

  • Shipping Box

    mm
Technical Specifications
  • LF General Specifications

  • Nominal Diameter

    mm/inch

  • Rated Impedance

    ohm

  • Nominal Power handling1

    Watts

  • Program Power2

    Watts

  • Sensitivity(lw/lm)3

  • Frequency Range4

    Hz

  • Voice Coil Diameter

    mm/inch

  • Voice Coil Material

    Copper

  • Voice Coil Winding Depth

    mm

  • Number of layers

    (inside/outside)

  • Magnet Outer Diameter/Wgt

    mm/oz
  • HF General Specifications

  • Throat Diameter

    mm/inch

  • Rated Impedance

    ohm

  • Power handling(2k~18kHz)

        Nominal2

    Watts

  •     Continuous Porgram3

    Watts

  • Sensitivity3(lw/lm,on axis)

    dB

  • Frequency Range4

    Hz

  • Voice Coil Diameter

    mm/inch

  • Voice Coil Material

    Copper

  • Diaphragm Material

    mm

  • Magnet Material

    kg
  • LF Thiele-small Parameters

  • Resonance frequency

    Fs Hz

  • DC resistance

    Re ohm

  • Mechanical factor

    Qms

  • Electrical factor

    Qes

  • Total factor

    Qts

  • Mechanical compliance

    Cms mm/N

  • Mechanical resistance of suspension losses

    Rms mech-ohm

  • Effective Moving Mass

    Mms g

  • Half-space efficiency

    Eff %

  • BL Factor

    BL T.m

  • Equivalent Cas air load

    Vas liters

  • Effective piston area

    Sd ㎡

  • Max. linear excursion5

    Xmax mm

  • Voice coil inductance

    Le1K mH

  • Efficiency Bandwidth Product

    EBP mH
  • Mounting Information

  • Overall Diameter

    mm

  • Bolt Circle Diameter

    mm

  • Bolt Hole Diameter

    mm

  • Baffle Cutout Diameter

    mm

  • Overall Depth

    mm

  • Net Weight

    kg

  • Shipping Weight

    kg

  • Shipping Box

    mm
Technical Specifications
  • General Specifications

  • Throat Diameter

    25.4/1 mm/inch

  • Rated Impedance

    8 ohm

  • Power handling

        Nominal2

    50 Watts

  •     Continuous Porgram3

    100 Watts

  • Sensitivity4(1w/1m,on axis,on horn)

    106 dB

  • Frequency Range

    800~19k Hz

  • Minimum Impedance(Zmin)

    7.5 ohm

  • Voice Coil Diameter

    44/1.7 mm/inch

  • Voice Coil Material

    Edgewound Aluminum

  • Voice Coil Former

    Kapton

  • Phase Plug Material

    Composite

  • Diaphragm Material

    Polyimide

  • Flux Density

    1.7 T

  • Magnet Material

    Neodymium
  • Mounting Information

  • Overall Diameter

    85 mm

  • Overall Depth

    46 mm

  • Net Weight

    0.9 kg

  • mounting

Curves

Frequency response measured in a closed enclosure of 600L in an anechoic chamber

images/upfile/NDi4409-SPL.jpg

Computer predicted low frequency response

images/upfile/NDi4409-IMP.jpg

Home Products Compare Download Contact Us