SB ACOUSTICS SB16PFCR25-4 6” 4ohm Ferrite PFC Midwoofer Loudspeaker

SB ACOUSTICS SB16PFCR25-4 6” 4ohm Ferrite PFC Midwoofer Loudspeaker

Key Features:

• Vented reinforced plastic chassis
• Proprietary cone material with natural fibers made in-house
• Soft low damping rubber surround for improved transient response
• Optimized motor system
• Vented coil former for low compression
• Non-resonant long life lead wires

SB16PFCR25-4 Specifications:

• Nominal Impedance 4 Ω
• DC resistance, Re 3.2 Ω
• Voice coil inductance, Le 0.56 mH
• Effective piston area, Sd 124 cm2
• Voice coil diameter 25.4 mm
• Voice coil height 14 mm
• Air gap height 5 mm
• Linear coil travel (p-p) 9 mm
• Magnetic flux density 1.06 T
• Magnet weight 0.36 kg
• Net weight 0.94 kg
• Free air resonance, Fs 35 Hz
• Sensitivity (2.83 V / 1 m) 89.5 dB
• Mechanical Q-factor, Qms 2.76
• Electrical Q-factor, Qes 0.39
• Total Q-factor, Qts 0.34
• Moving mass incl. air, Mms 13.8 g
• Force factor, Bl 5.0 Tm
• Equivalent volume, VAS 32.7 liters
• Compliance, Cms 1.50 mm/N
• Mechanical loss, Rms 1.1 kg/s
• Rated power handling* 40 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