42L65EHC19229I
42L65EHC19229I
Standard
1.75" x 4" Paper Cone Woofer

42L65EHC19229I

Feature
1.75" x 4", Racetrack Steel Frame
0.6" PESVCCAW Voice Coil, Aluminum Former
Paper Cone, Rubber Surround
Rectangle Ferrite Magnet Motor System
For TV or Soundbar Product
Size
2.5 Inch
Fs
130 Hz
Re
4 Ohms
Sensitivity
86 dB
Quality Factor
1.02 Qts
Rated Power
8 W
  • Description
  • Measure Chart
  • Specification
  • Mechanical Drawing
SPEC SHEET

This is a 1.75 x 4 inch 4 ohm driver, it is a woofer features 0.6 inch voice coil with PESVCCAW. In term of suspension system, cone is consisted by Paper Cone body with NBR surround and spider is consisted by Conex. 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] 127.7 Hz
Mechanical Q factor [Qms] 5.98
Electrical Q factor [Qes] 1.228
Total Q factor [Qts]  1.019
Force factor [Bl] 2.87 Tm
Mechanical resistance [Rms] 0.427 kg/s
Moving mass [Mms]  3.253 g
Compliance [Cms] 0.477 mm/N
Effective diaph. diameter [D]  34x83 mm
Effective piston area [Sd] 25.31 cm²
Equivalent volume [Vas] 0.4327 l
Sensitivity (2.83V/1m)  86 dB
Ratio Bl/√Re 1.457 N/√W
Ratio fs/Qts 125.3 Hz
Electrical Data
Nominal impedance [Zn]  4 Ω
Minimum impedance [Zmin]  4.194 Ω
Maximum impedance [Zo] 17.502 Ω
DC resistance [Re] 3.88 Ω
Voice coil inductance [Le]  0.243 mH
Power Handling
100h RMS noise test (IEC 18.4) 8 W
Long-term max power (IEC 18.2) - W
Voice Coil & Magnet Data
Voice coil diameter 16.28 mm
Voice coil height 8.0 mm
Voice coil layers 4
Height of gap 3 mm
Linear excursion ± 2.5 mm
Max mech. excursion ± - mm
Unit weight 0.248 kg

 

42L65EHC19229I

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