FR321nd

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  • FR321nd
FR321nd

FR321nd

1. 80W continuous program power capacity
2. 89dB sensitivity, 1w/1m
3. 20mm(0.8") high temperature copper clad aluminum voice coil 
4. Vented voice coil former increases airflow to provide enhanced cooling
5. Strong and light fiberglass cone remains rigid to higher frequencies
6. High grade Neodymium magnet to lower weight 
7. Ideal for mini array systems, full range application
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Technical Specifications
  • General Specifications
  • Nominal Diameter

    118 Hz
  • Rated Impedance

    8 ohm
  • Nominal Power handling1

    40 Watts
  • Program Power2

    80 Watts
  • Sensitivity(lw/lm)3

    89 dB
  • Frequency Range4

    115 ~ 15k Hz
  • Minimum Impedance(Zmin)

    7.3 ohm
  • Voice Coil Diameter

    20/0.8 mm/inch
  • Voice Coil Material

    CCAW
  • Former Material

    Glass Fiber
  • Voice Coil Winding Depth

    6 mm
  • Number of layers

    2
  • Magnet gap depth

    4 mm
  • Basket

    Pressed Steel
  • Flux Density

    1.4 T
  • Magnet Outer Diameter/Wgt

    Neodymium
  • Thiele-Small parameters
  • Resonance frequency

    Fs 118 Hz
  • DC resistance

    Re 6.4 ohm
  • Mechanical factor

    Qms 3.1
  • Electrical factor

    Qes 0.56
  • Total factor

    Qts 0.47
  • Mechanical compliance

    Cms 0.61 mm/N
  • Mechanical resistance of suspension losses

    Rms 0.7 mech-ohm
  • Effective Moving Mass

    Mms 2.9 g
  • Half-space efficiency

    Eff 0.3 %
  • BL Factor

    BL 5 T.m
  • Equivalent Cas air load

    Vas 1.0 liters
  • Effective piston area

    Sd 0.0033 m^2
  • Max. linear excursion6

    Xmax 2 mm
  • Voice coil inductance

    Le1K 0.05 mH
  • Efficiency Bandwidth Product

    EBP 214
  • Mounting Information
  • Overall Diameter

    93 mm
  • Bolt Circle Diameter

    84 mm
  • Bolt Hole Diameter

    5 mm
  • Baffle Cutout Diameter

    71 mm
  • Overall Depth

    47 mm
  • Net Weight

    0.22 kg/pc
  • Shipping Weight

    8.7 kg/32pcs
  • Shipping Box

    400x400x145 mm(32pcs)
Technical Specifications
  • LF General Specifications
  • Nominal Diameter

  • Rated Impedance

  • Nominal Power handling1

  • Program Power2

  • Sensitivity(lw/lm)3

  • Frequency Range4

  • Voice Coil Diameter

  • Voice Coil Material

  • Voice Coil Winding Depth

  • Number of layers

  • Magnet Outer Diameter/Wgt

  • HF General Specifications
  • Throat Diameter

  • Rated Impedance

  • Power handling(2k~18kHz)

        Nominal2

  •     Continuous Porgram3

  • Sensitivity3(lw/lm,on axis)

  • Frequency Range4

  • Voice Coil Diameter

  • Voice Coil Material

  • Diaphragm Material

  • Magnet Material

  • LF Thiele-small Parameters
  • Resonance frequency

    Fs
  • DC resistance

    Re
  • Mechanical factor

    Qms
  • Electrical factor

    Qes
  • Total factor

    Qts
  • Mechanical compliance

    Cms
  • Mechanical resistance of suspension losses

    Rms
  • Effective Moving Mass

    Mms
  • Half-space efficiency

    Eff
  • BL Factor

    BL
  • Equivalent Cas air load

    Vas
  • Effective piston area

    Sd
  • Max. linear excursion5

    Xmax
  • Voice coil inductance

    Le1K
  • Efficiency Bandwidth Product

    EBP
  • Mounting Information
  • Overall Diameter

  • Bolt Circle Diameter

  • Bolt Hole Diameter

  • Baffle Cutout Diameter

  • Overall Depth

  • Net Weight

  • Shipping Weight

  • Shipping Box

Technical Specifications
  • General Specifications
  • Throat Diameter

    mm/inch
  • Rated Impedance

    ohm
  • Power handling

        Nominal2

  •     Continuous Porgram3

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

  • Frequency Range

    Hz
  • Minimum Impedance(Zmin)

    ohm
  • Voice Coil Diameter

    mm/inch
  • Voice Coil Material

  • Voice Coil Former

  • Phase Plug Material

  • Diaphragm Material

  • Flux Density

    T
  • Magnet Material

    kg
  • Mounting Information
  • Overall Diameter

    mm
  • Overall Depth

    mm
  • Net Weight

    mm
  • mounting

Curves

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

Impedance magnitude curve measured in free air

Computer predicted low frequency response


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

images/upfile/FR321nd-Curves.jpg

Computer predicted low frequency response

images/upfile/FR321nd-PREDICTED.jpg

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