ASDSD4021-0401
ASDSD4021-0401
Standard
8” Paper Cone Subwoofer

ASDSD4021-0401

Features
8”, black lacquered iron basin
1.5” EISVCCAW Voice Coil , BHD Former
Paper Cone, Rubber Surround
Strong Ferrite Magnet Motor System
Center aluminum ring
Suitable for sound box subwoofer
Size
8 Inch
Fs
40 Hz
Re
3.4 Ohms
Sensitivity
88 dB
Quality Factor
0.59 Qts
Rated Power
45 W
  • Description
  • Measure Chart
  • Specification
  • Mechanical Drawing
SPEC SHEET

The ultimate 8 inch 4 ohm Subwoofer features 1.5 inch EISVCCAW voice coil, Rubber surround with customized Paper cone, and Ferrite magnet motor system. It is the greatest usages for subwoofer models.

Family
Range
 
T-S Parameters
Resonance frequency [fs] 42.8 Hz
Mechanical Q factor [Qms] 6.56
Electrical Q factor [Qes] 0.64
Total Q factor [Qts]  0.59
Force factor [Bl] 8.44 Tm
Mechanical resistance [Rms] 2.09 kg/s
Moving mass [Mms]  51.09 g
Compliance [Cms] 0.27 mm/N
Effective diaph. diameter [D]  165.4 mm
Effective piston area [Sd] 214.86 cm²
Equivalent volume [Vas] 17.641 l
Sensitivity (2.83V/1m)  88 dB
Ratio Bl/√Re 4.57 N/√W
Ratio fs/Qts 72.54 Hz
Electrical Data
Nominal impedance [Zn]  4 Ω
Minimum impedance [Zmin]  3.2 Ω
Maximum impedance [Zo] 29 Ω
DC resistance [Re] 3.4 Ω
Voice coil inductance [Le]  0.73 mH
Power Handling
100h RMS noise test (IEC 18.4) 45 W
Long-term max power (IEC 18.2) - W
Voice Coil & Magnet Data
Voice coil diameter 38.55 mm
Voice coil height 18 mm
Voice coil layers 4
Height of gap 5 mm
Linear excursion ± 6.5 mm
Max mech. excursion ± - mm
Unit weight 1.946 kg
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