SB ACOUSTICS SB15MFC30-4 5” 4ohm Ferrite MFC Midwoofer Loudspeaker

SB ACOUSTICS SB15MFC30-4 5” 4ohm Ferrite MFC Midwoofer Loudspeaker

Key Features:

• Vented cast aluminium chassis for optimum strength and low compression
• Mineral filled PP-cone made in-house
• Soft low damping rubber surround for improved transient response
• Non-conducting fibre glass voice coil former for minimum damping
• Extended copper sleeve on pole piece for low inductance and low distortion
• CCAW voice coil for reduced moving mass
• Long life silver lead wires
• Vented pole piece for reduced compression

SB15MFC30-4 Specifications:

• Nominal Impedance 4 Ω
• DC resistance, Re 3.1 Ω
• Voice coil inductance, Le 0.12 mH
• Effective piston area, Sd 82 cm2
• Voice coil diameter 30.5 mm
• Voice coil height 15 mm
• Air gap height 5 mm
• Linear coil travel (p-p) 10 mm
• Magnetic flux density 1.0 T
• Magnet weight 0.54 kg
• Net weight 1.48 kg
• Free air resonance, Fs 35.5 Hz
• Sensitivity (2.83 V / 1 m) 90 dB
• Mechanical Q-factor, Qms 5.26
• Electrical Q-factor, Qes 0.30
• Total Q-factor, Qts 0.28
• Moving mass incl. air, Mms 9.9 g
• Force factor, Bl 4.8 Tm
• Equivalent volume, VAS 19.4 liters
• Compliance, Cms 2.03 mm/N
• Mechanical loss, Rms 0.42 kg/s
• Rated power handling* 50 W

Why Choose Lean Business Audio?

50 years of experience of designing, building and supplying Home, Car and Professional Audio.

Huge stocks of leading loudspeakers and audio brands
KEF, Celestion, Eminence, WGS, Montage, BMS Speakers, Faital Pro, Eighteen Sound, Ciare

Low Worldwide shipping rates.
Free Delivery on selected brands with the UK.
Price matching.

For more information please contact us at: +44(0)1473 744089
Or Email us at: sales@lean-business.co.uk