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      SB Acoustics SB12MNRX25-4 4" Midrange Woofer

      € 45,41€ 54,95 Out of stock: please contact us for accurate delivery times

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      Product description

      Highlights

      • Proprietary cone material with natural fibres made in-house
      • Shortened voice coil optimized for pure midrange reproduction
      • High damping Butyl rubber surround for non-resonant sound character
      • Vented pole piece for reduced compression
      • Vented cast aluminium chassis for optimum strength and low compression
      • CCAW voice coil for reduced moving mass
      • Long life silver lead wires
      • Non-conducting fibre glass coil former for minimum damping

       

      Product details

      SB Acoustics SB12MNRX25-4 4" Midrange Woofer

       

      SB Acoustics Midrange Woofer is an excellent SB Acoustics Ferrite magnet midrange/midwoofer, featuring a high efficiency foam surround. Fitted with a proprietary composition paper cone, 1" voice coil. Very open cast frame for minimal reflections. Fs 61Hz, good level extended response up to 5KHz.

      Specifications

      Article number
      SB12MNRX25-4
      Woofer Series
      NRX Series
      Woofer Type
      Midwoofer
      Nominal Diameter
      4"
      Power Handling (RMS)
      30 Watts
      Impedance (Z)
      4 ohms
      Sensitivity
      88.5 dB 2.83V/1m
      Voice Coil Diameter
      1"
      DC Resistance (Re)
      3.2 ohms
      Voice Coil Inductance (Le)
      0.14 mH
      Resonant Frequency (Fs)
      58 Hz
      Mechanical Q (Qms)
      3.4
      Electromagnetic Q (Qes)
      0.40
      Total Q (Qts)
      0.36
      Diaphragm Mass Inc. Airload (Mms)
      4.9 g
      Mechanical Compliance of Suspension (Cms)
      1.55 mm/N
      Surface Area of Cone (Sd)
      50.3 cm2
      BL Product (BL)
      3.7 Tm
      Compliance Equivalent Volume (Vas)
      0.19 ft.³
      Maximum Linear Excursion (Xmax)
      2.3 mm

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      Reviews

      5 from 5Based on 1 reviews
      Review this product
      5 of 5
      Very good build quality with CNC machined parts.
      By Guntars S. on 11 May 2021

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      SB12MNRX25-4 4" Midrange Woofer
      € 45,41
      € 54,95
      SB12MNRX25-4 4" Midrange Woofer
      0 In stock: please contact us for accurate delivery times

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