FSB520508-1800
FSB520508-1800
Standard
85mm x 40mm Paper Cone Woofer

FSB520508-1800

Features
85mm x 40mm, Steel Frame
0.6" EISVW Voice Coil, Kapton Former
Paper Cone, Rubber Surround
Ferrite Magnet Motor System
Size
2.25 Inch
Fs
175 Hz
Re
7.83 Ohms
Sensitivity
80 dB
Quality Factor
1.14 Qts
Rated Power
5 W
  • Description
  • Measure Chart
  • Specification
  • Mechanical Drawing
SPEC SHEET

This is a 85mm x 40mm 8 ohm driver, it is a woofer features 0.6 inch voice coil with EISVW. 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 Soundbar model.

Family
Range
 
T-S Parameters
Resonance frequency [fs] 172.7 Hz
Mechanical Q factor [Qms] 6.337
Electrical Q factor [Qes] 1.397
Total Q factor [Qts]  1.145
Force factor [Bl] 4.399 Tm
Mechanical resistance [Rms] 0.545 kg/s
Moving mass [Mms]  3.181 g
Compliance [Cms] 0.267 mm/N
Effective diaph. diameter [D]  73.7 x 30 mm
Effective piston area [Sd] 17.37 cm²
Equivalent volume [Vas] 0.1144 l
Sensitivity (2.83V/1m)  80 dB
Ratio Bl/√Re 1.57 N/√W
Ratio fs/Qts 151 Hz
Electrical Data
Nominal impedance [Zn]  8 Ω
Minimum impedance [Zmin]  7.34 Ω
Maximum impedance [Zo] 27.92 Ω
DC resistance [Re] 7.83 Ω
Voice coil inductance [Le]  0.413 mH
Power Handling
100h RMS noise test (IEC 18.4) 5 W
Long-term max power (IEC 18.2) - W
Voice Coil & Magnet Data
Voice coil diameter 16.28 mm
Voice coil height 4.6 mm
Voice coil layers 4
Height of gap 3 mm
Linear excursion ± 0.8 mm
Max mech. excursion ± - mm
Unit weight 0.176 kg

 

FSB520508-1800

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