Gradient MDS 05 4 OHM - Kevlar

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MDS 05 4 OHM - Kevlar

MDS 05 Gradient loudspeaker driver woofer

Strong pulse woofers and subwoofers with diecast basket and cevlar cone. For use in small enclosures. Power handling subwoofers for applications in home theater systems or as a subwoofer in the car.

Short data

Usage as Bass-Midrange
Power Handling 100 Watt
Impedance 4 Ohm
Frequency from 50 Hz
Max. Frequency 4.5 kHz
Sound pressure 87 dB


Overall dimensions 150 mm
Baffle cutout 121 mm
Depth (Total) 77 mm
Frame Material Aluminium diecast
Membrane Type Cone
Membrane Surround Rubber
Membrane Material Kevlar
Voice coil Ø 25 mm
Voice coil material Kapton


Resonance fs fs: 58 Hz
Mechanical Q Qms: 3:14
Electrical Q Qes: 0:45
Total Q Qts: 0:39
Equivalent Air-Volumen Vas: 6:62 Liter
DC-Resistance Re: 3.3 Ohm
Coil Inductance Le: 0.43 mH
Moving Mass Mms: 10.5 g
Max. Excursion +/- Xmax: 1:6 mm
Membrane Area Sd: 85 cm²
Sound pressure dB: 87 SPL
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