SB Acoustics 4in SB12MNRX2-25-4
SB Acoustics 4in SB12MNRX2-25-4
SB Acoustics 4in SB12MNRX2-25-4
Preview: SB Acoustics 4in SB12MNRX2-25-4
Preview: SB Acoustics 4in SB12MNRX2-25-4
Preview: SB Acoustics 4in SB12MNRX2-25-4
SB Acoustics 4in SB12MNRX2-25-4
SB Acoustics 4in SB12MNRX2-25-4
SB Acoustics 4in SB12MNRX2-25-4
SB Acoustics 4in SB12MNRX2-25-4
Mobile Preview: SB Acoustics 4in SB12MNRX2-25-4
Mobile Preview: SB Acoustics 4in SB12MNRX2-25-4
Mobile Preview: SB Acoustics 4in SB12MNRX2-25-4

SB Acoustics 4in SB12MNRX2-25-4

Product No.:
1382559
Not on stock Not on stock (abroad may vary)
58,00 EUR

incl. 19% tax excl. Shipping costs

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Description

SB Acoustics 4in SB12MNRX2-25-4

Features

  • 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
  • Shorting ring in motor system for reduced distortion

Specs

  • Nominal Impedance 4 Ω
  • DC resistance, Re 3.2 Ω
  • Voice coil inductance, Le 0.15 mH
  • Effective piston area, Sd 50 cm2
  • Voice coil diameter 25.4 mm
  • Voice coil height 9.4 mm
  • Air gap height 5 mm
  • Linear coil travel (p-p) 4.4 mm
  • Magnetic flux density 1.03 T
  • Magnet weight 0.4 kg
  • Net weight 0.92 kg
  • Free air resonance, Fs 63.5 Hz
  • Sensitivity (2.83V/1m) 90.5 dB
  • Mechanical Q-factor, Qms 4.19
  • Electrical Q-factor, Qes 0.35
  • Total Q-factor, Qts 0.32
  • Moving mass incl. air,Mms 4.2 g
  • Force factor, Bl 3.9 Tm
  • Equivalent volume, Vas 5.3 liters
  • Compliance, Cms 1.5 mm/N
  • Mechanical loss, Rms 0.4 kg/s
  • Rated power handling* 50 W

* IEC 268-5, T/S parameters measured on drive units that are broken in.

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