03A19EHC19174
03A19EHC19174
Standard
1.25” Titanium Dome Fullrange

03A19EHC19174

Features
1.25”, Plastic Frame
0.8” CCAW Voice Coil, Aluminum Former
Titanium Dome with Polyurethane Surround
Neodymium Magnet Motor System
Frequency Response Extended to 10KHz
Spider-less
Size
1.25 Inch
Fs
255 Hz
Re
4 Ohms
Sensitivity
83 dB
Quality Factor
0.43 Qts
Rated Power
2 W
  • Description
  • Measure Chart
  • Specification
  • Mechanical Drawing
SPEC SHEET

This compact Fullrange driver features an 0.8 inch voice coil, Titanium dome diaphragm with Neodymium Magnet for high SPL. The Fullrange driver also features CCAW, which can extend the high frequency response to 10 KHz. This product is designed for premium compact sound bars and portable speaker applications.

Family
Range
 
T-S Parameters
Resonance frequency [fs] 254 Hz
Mechanical Q factor [Qms] 1.76
Electrical Q factor [Qes] 0.57
Total Q factor [Qts]  0.43
Force factor [Bl] 2.17 Tm
Mechanical resistance [Rms] 0.41 kg/s
Moving mass [Mms]  0.45 g
Compliance [Cms] 0.85 mm/N
Effective diaph. diameter [D]  25 mm
Effective piston area [Sd] 4.91 cm²
Equivalent volume [Vas] 0.029 l
Sensitivity (2.83V/1m)  82.5 dB
Ratio Bl/√Re 1.13 N/√W
Ratio fs/Qts 590 Hz
Electrical Data
Nominal impedance [Zn]  4 Ω
Minimum impedance [Zmin]  3.7 Ω
Maximum impedance [Zo] 7.3 Ω
DC resistance [Re] 3.7 Ω
Voice coil inductance [Le]  0.05 mH
Power Handling
100h RMS noise test (IEC 18.4) 1.5 W
Long-term max power (IEC 18.2) 2 W
Voice Coil & Magnet Data
Voice coil diameter 20.32 mm
Voice coil height 1.8 mm
Voice coil layers 4
Height of gap 1.5 mm
Linear excursion ± 0.15 mm
Max mech. excursion ± - mm
Unit weight 0.0264 kg

 

03A19EHC19174

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