20RC6EHC17055F
20RC6EHC17055F
Standard
8" Paper Cone Woofer

20RC6EHC17055F

Features
8", Steel Frame
1.4" PISV2W Voice Coil, GFB-G Former
Paper Cone, Foam Surround
Dual Ferrite Magnet Motor System
High Sensitivity
Size
8 Inch
Fs
65 Hz
Re
3.22 Ohms
Sensitivity
94 dB
Quality Factor
0.66 Qts
Rated Power
50 W
  • Description
  • Measure Chart
  • Specification
  • Mechanical Drawing
SPEC SHEET
 
Family
Range
 
T-S Parameters
Resonance frequency [fs] 63.6 Hz
Mechanical Q factor [Qms] 17.699
Electrical Q factor [Qes] 0.683
Total Q factor [Qts]  0.658
Force factor [Bl] 7.665 Tm
Mechanical resistance [Rms] 0.704 kg/s
Moving mass [Mms]  31.171 g
Compliance [Cms] 0.201 mm/N
Effective diaph. diameter [D]  162 mm
Effective piston area [Sd] 206.12 cm²
Equivalent volume [Vas] 12.0682 l
Sensitivity (2.83V/1m)  94 dB
Ratio Bl/√Re 4.2716 N/√W
Ratio fs/Qts 96.656 Hz
Electrical Data
Nominal impedance [Zn]  4 Ω
Minimum impedance [Zmin]  3.61 Ω
Maximum impedance [Zo] 55.636 Ω
DC resistance [Re] 3.22 Ω
Voice coil inductance [Le]  0.442 mH
Power Handling
100h RMS noise test (IEC 18.4) 50 W
Long-term max power (IEC 18.2) - W
Voice Coil & Magnet Data
Voice coil diameter 35.5 mm
Voice coil height 14.5 mm
Voice coil layers 2
Height of gap 6 mm
Linear excursion ± 4.25 mm
Max mech. excursion ± - mm
Unit weight 2.3 kg

 

20RC6EHC17055F

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