SB ACOUSTICS SB15CRC30-4 5” 4ohm Ferrite woofer Carbon + Rohacell Cone CRC Midwoofer Loudspeaker

SB ACOUSTICS SB15CRC30-4 5” 4ohm Ferrite woofer Carbon + Rohacell Cone CRC Midwoofer Loudspeaker

Key Features:

• Rohacell®/Carbon fibre sandwich cone for optimized stiffness/damping ratio
• Vented cast aluminum chassis for optimum strength and low compression
• 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

SB15CRC30-4 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 16 mm
• Air gap height 5 mm
• Linear coil travel (p-p) 11 mm
• Magnetic flux density 1.0 T
• Magnet weight 0.54 kg
• Net weight 1.46 kg
• Free air resonance, Fs 37 Hz
• Sensitivity (2.83 V / 1 m) 88.5 dB
• Mechanical Q-factor, Qms 3.39
• Electrical Q-factor, Qes 0.36
• Total Q-factor, Qts 0.32
• Moving mass incl. air, Mms 10.2 g
• Force factor, Bl 4.55 Tm
• Equivalent volume, VAS 17.3 liters
• Compliance, Cms 1.81 mm/N
• Mechanical loss, Rms 0.7 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