sb-acoustics-sb15sfcr39-4-15x25cm-paper-cone-racetrack-woofer-4ohm

SB15SFCR39-4

Availability: Available on backorder

Sku: SB15SFCR39-4

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Quick Overview

SB ACOUSTICS SB15SFCR39-4, 15x25cm PAPER CONE RACETRACK WOOFER 4OHM

PDF Technical Sheet

Available on backorder

Quantity

57.88$ CAD EACH

Categories : Mid-Woofers
Product Specifications
Manufacturer SB ACOUSTICS
Speaker Type Paper Cone Midbass
Nominal Diameter 15x25cm
Impedance 4 ohms
Power Handling (RMS) 80 W
Frequency Response 31.5 Hz
Sensitivity 89.5 dB
Voice Coil Diameter 39mm

SB ACOUSTICS SB15SFCR39-4, 15x25cm PAPER CONE RACETRACK WOOFER 4OHM

Features
Racetrack design
Hard paper cone (made in-house)
Optimized motor system
Non-conductive reinforced vented coil former
Symmetric suspension
Low damping rubber surround
Long life silver lead wires
Vented chassis

Specs
Nominal Impedance 4 Ω
DC resistance, Re 3.5 Ω
Voice coil inductance, Le 0.88 mH
Effective piston area, Sd 178 cm2
Voice coil diameter 38.5 mm
Voice coil height 17 mm
Air gap height 6 mm
Linear coil travel (p-p) 11 mm
Magnetic flux density 0.94 T
Magnet weight 0.54 kg
Net weight 1.65 kg
Free air resonance, Fs 31.5 Hz
Sensitivity (2.83V/1m) 89.5 dB
Mechanical Q-factor, Qms 7.9
Electrical Q-factor, Qes 0.34
Total Q-factor, Qts 0.33
Moving mass incl. air,Mms 24 g
Force factor, Bl 7.0 Tm
Equivalent volume, Vas 47.8 liters
Compliance, Cms 1.06 mm/N
Mechanical loss, Rms 0.6 kg/s
Rated power handling* 80 W
* IEC 268-5, T/S parameters measured on drive units that are broken in.

Additional information

Weight 2.4 kg
Dimensions 16 × 23 × 30 cm
Manufacturer

Nominal Diameter

,

Impedance

Power Handling (RMS)

Cone Material

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