ASDFD0001-0400
ASDFD0001-0400
Standard
2.5" Paper Cone Fullrange

ASDFD0001-0400

Features
2.5", Steel Frame
0.7" PESVW Voice Coil, Kapton Former
Paper Cone, Cloth Surround
Ferrite Magnet Motor System
Low Distortion (<3%)
Power Handling with High pass filter -10dB/OCT 250Hz
Size
2.5 Inch
Fs
175 Hz
Re
4 Ohms
Sensitivity
84 dB
Quality Factor
1.2 Qts
Rated Power
55 W
  • Description
  • Measure Chart
  • Specification
  • Mechanical Drawing
SPEC SHEET

The ultimate 2.5 inch, 4 ohm Steel frame driver have been newly designed with 0.7 inch PESVW voice coil and polyimide frame, Upgraded PULP Diaphragm and Ferrite Fluid motor system to provide wide range sound experience. This spectacular driver is the new benchmark for Soundbar systems.

Family
Range

T-S Parameters
Resonance frequency [fs] 174.2 Hz
Mechanical Q factor [Qms] 4.464
Electrical Q factor [Qes] 1.648
Total Q factor [Qts]  1.204
Force factor [Bl] 2.191 Tm
Mechanical resistance [Rms] 0.462 kg/s
Moving mass [Mms]  1.883 g
Compliance [Cms] 0.443 mm/N
Effective diaph. diameter [D]  54 mm
Effective piston area [Sd] 22.9 cm²
Equivalent volume [Vas] 0.3291 l
Sensitivity (2.83V/1m)  84 dB
Ratio Bl/√Re 1.118 N/√W
Ratio fs/Qts 144.5 Hz
Electrical Data
Nominal impedance [Zn]  4 Ω
Minimum impedance [Zmin]  3.98 Ω
Maximum impedance [Zo] 10.42 Ω
DC resistance [Re] 3.84 Ω
Voice coil inductance [Le]  0.165 mH
Power Handling
100h RMS noise test (IEC 18.4) 55 W
Long-term max power (IEC 18.2) - W
Voice Coil & Magnet Data
Voice coil diameter 16.4 mm
Voice coil height 6.7 mm
Voice coil layers 2
Height of gap 3 mm
Linear excursion ± 1.85 mm
Max mech. excursion ± - mm
Unit weight 0.2 kg
ASDFD0001-0400

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