ASDSD4025-0401
ASDSD4025-0401
Standard
5.25" Paper Cone Subwoofer

ASDSD4025-0401

Features
5.25", Steel Frame
1.25" PESVW Voice Coil, Aluminum Former
Paper Cone, Rubber Surround
Ferrite Magnet Motor System
Low Distortion (<3%)
Size
5.25 Inch
Fs
65 Hz
Re
4 Ohms
Sensitivity
86 dB
Quality Factor
0.74 Qts
Rated Power
40 W
  • Description
  • Measure Chart
  • Specification
  • Mechanical Drawing
SPEC SHEET

The ultimate 5.25 inch 4 ohm Subwoofer features 1.25 inch PESVW 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]

66 Hz

Mechanical Q factor [Qms] 5.77
Electrical Q factor [Qes] 0.85
Total Q factor [Qts]  0.74
Force factor [Bl] 6.71Tm
Mechanical resistance [Rms] 1.87 kg/s
Moving mass [Mms]   26.08 g
Compliance [Cms]  0.22mm/N
Effective diaph. diameter [D]   110 mm
Effective piston area [Sd]  95 cm²
Equivalent volume [Vas]  2.8480 l
Sensitivity (2.83V/1m)  86 dB
Ratio Bl/√Re 1.92 N/√W
Ratio fs/Qts 89 Hz
Electrical Data
Nominal impedance [Zn]  4 Ω
Minimum impedance [Zmin]  4.3Ω
Maximum impedance [Zo] 19.6 Ω
DC resistance [Re] 3.5 Ω
Voice coil inductance [Le]  1.23 mH
Power Handling
100h RMS noise test (IEC 18.4) 40 W
Long-term max power (IEC 18.2) 80 W
Voice Coil & Magnet Data
Voice coil diameter 29.55 mm
Voice coil height 10.1 mm
Voice coil layers 6
Height of gap 5 mm
Linear excursion ± 2.55 mm
Max mech. excursion ± 14.6 mm
Unit weight 0.78 kg
ASDSD4025-0401

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