ASDFD2000-0400
ASDFD2000-0400
Standard
1.75"x4" Paper Cone Fullrange

ASDFD2000-0400

Feature
1.75"x4",Steel Frame
0.7" PESVW Voice Coil ,Kapton Former
Paper Cone,Cloth Surround
Ferrite Magnet Motor System
Low Distortion (<3%)
Size
2.50 Inch
Fs
180.0 Hz
Re
4 Ohms
Sensitivity
84.00 dB
Quality Factor
1.200 Qts
Rated Power
36 W
  • Description
  • Measure Chart
  • Specification
  • Mechanical Drawing
SPEC SHEET

This is a 1.75×4 inch 4ohm transducer, it is a Fullrange features 0.7inch voice coil with PESVW. In term of suspension system, cone is consisted by Paper Cone body with Cloth surround and spider is consisted by Conex. In term of magnetic motor system, magnet is consisted by Ferrite material. It can be used on Soundbar model.

Family
Range

T-S Parameters
Resonance frequency [fs] 180 Hz
Mechanical Q factor [Qms] 3.5
Electrical Q factor [Qes] 1.8
Total Q factor [Qts]  1.2
Force factor [Bl] 2.2 Tm
Mechanical resistance [Rms] 0.7 kg/s
Moving mass [Mms]  2.4 g
Compliance [Cms] 0.3 mm/N
Effective diaph. diameter [D]  33x85.7 mm
Effective piston area [Sd] 26.7 cm²
Equivalent volume [Vas] 1.0 l
Sensitivity (2.83V/1m)  84 dB
Ratio Bl/√Re 0.8 N/√W
Ratio fs/Qts 150 Hz
Electrical Data
Nominal impedance [Zn]  4 Ω
Minimum impedance [Zmin]  4 Ω
Maximum impedance [Zo] 11.2 Ω
DC resistance [Re] 3.4 Ω
Voice coil inductance [Le]  0.04 mH
Power Handling
100h RMS noise test (IEC 17.1) 36 W
Long-term max power (IEC 17.3) 60 W
Voice Coil & Magnet Data
Voice coil diameter 18.4 mm
Voice coil height 6.5 mm
Voice coil layers 2
Height of gap 3 mm
Linear excursion ± 1.75 mm
Max mech. excursion ± - mm
Unit weight 0.26 kg

 

ASDFD2000-0400

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