20RC6EHC171170
20RC6EHC171170
Standard
8" Paper Cone Woofer

20RC6EHC171170

Feature
8", Steel Frame
1.4" 1-PISVW Voice Coil, GFB-P Former
Paper Cone, Rubber Surround
Dual Ferrite Magnet Motor System
High Sensitivity
Size
8 Inch
Fs
65 Hz
Re
4 Ohms
Sensitivity
93 dB
Quality Factor
0.51 Qts
Rated Power
50 W
  • Description
  • Measure Chart
  • Specification
  • Mechanical Drawing
SPEC SHEET

This is a 8 inch 4 ohm driver, it is a Woofer features 1.4 inch voice coil with PISV2W. In term of suspension system, cone is consisted by Paper Cone body with NBR surround and spider is consisted by NC. In term of magnet motor system, magnet is consisted by Ferrite material. It can be used on  Woofer model.

Family
Range

T-S Parameters
Resonance frequency [fs] 67.6 Hz
Mechanical Q factor [Qms] 6.509
Electrical Q factor [Qes] 0.555
Total Q factor [Qts]  0.512
Force factor [Bl] 10.437 Tm
Mechanical resistance [Rms] 2.868 kg/s
Moving mass [Mms]  43.972 g
Compliance [Cms] 0.126 mm/N
Effective diaph. diameter [D]  162 mm
Effective piston area [Sd] 206.12 cm²
Equivalent volume [Vas] 7.5869 l
Sensitivity (2.83V/1m)  93 dB
Ratio Bl/√Re 5.798 N/√W
Ratio fs/Qts 132.03 Hz
Electrical Data
Nominal impedance [Zn]  4 Ω
Minimum impedance [Zmin]  3.933 Ω
Maximum impedance [Zo] 36.444 Ω
DC resistance [Re] 3.24 Ω
Voice coil inductance [Le]  1.031 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 14.3 mm
Voice coil layers 4
Height of gap 6 mm
Linear excursion ± 4.15 mm
Max mech. excursion ± - mm
Unit weight 2.3 kg

 

20RC6EHC17117O

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