FSB023040-0401
FSB023040-0401
Standard
4" Paper Cone Subwoofer

FSB023040-0401

Feature
4", Steel Frame
1" PESVW Voice Coil, Polyimide Former
Paper Cone, Rubber Surround
Ferrite Magnet Motor System
Size
4 Inch
Fs
80 Hz
Re
4 Ohms
Sensitivity
89 dB
Quality Factor
0.49 Qts
Rated Power
40 W
  • Description
  • Measure Chart
  • Specification
  • Mechanical Drawing
SPEC SHEET

This is a 4 inch 4 ohm driver, it is a Subwoofer features 1 inch voice coil with PESVW. In term of suspension system, cone is consisted by Paper Cone body with NBR surround and spider is consisted by NC. In term of magnet motor system, magnet is consisted by Ferrite material. It can be used on Soundbar model.

Family
Range

T-S Parameters
Resonance frequency [fs] 82.3 Hz
Mechanical Q factor [Qms] 5.32
Electrical Q factor [Qes] 0.55
Total Q factor [Qts]  0.49
Force factor [Bl] 4.83 Tm
Mechanical resistance [Rms] 0.76 kg/s
Moving mass [Mms]  7.8 g
Compliance [Cms] 0.47 mm/N
Effective diaph. diameter [D]  83.5 mm
Effective piston area [Sd] 54.7 cm²
Equivalent volume [Vas] 2.02 l
Sensitivity (2.83V/1m)  89 dB
Ratio Bl/√Re 2.7 N/√W
Ratio fs/Qts 167.9 Hz
Electrical Data
Nominal impedance [Zn]  4 Ω
Minimum impedance [Zmin]  3.9 Ω
Maximum impedance [Zo] 22.4 Ω
DC resistance [Re] 3.2 Ω
Voice coil inductance [Le]  0.32 mH
Power Handling
100h RMS noise test (IEC 18.4) 40 W
Long-term max power (IEC 18.2) - W
Voice Coil & Magnet Data
Voice coil diameter 25.4 mm
Voice coil height 11.4 mm
Voice coil layers 2
Height of gap 5 mm
Linear excursion ± 3.2 mm
Max mech. excursion ± - mm
Unit weight 0.73 kg

 

FSB023040-0401

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